Given:
Loan Amount: $13,000
Loan Terms: 36 months = n
Interest Rate: 5.54% =
Monthly Loan Payment Formula:
Monthly Loan Payment =
Substitute given values into Monthly Payment Formula:
Monthly Loan Payment =
Monthly Loan Payment = $392.78 ( rounded to two decimal places)
Notes:
Total Cost = Monthly Loan Payment * Number of Payments
Total Cost = $392.78 * 36 = $14,140.08
Interest Cost = Total Cost – Loan Amount
Interest Cost = $14,140.08 – $13,000 = $1,140.08
Loan Amount: $13,000
Loan Terms: 36 months = n
Interest Rate: 5.54% =
5.54/100
= 0.0554 = r (convert percent to a decimal)Monthly Loan Payment Formula:
Monthly Loan Payment =
Loan Amount *
r
/
12
/
1 – ( 1+ r/12
) -n
Substitute given values into Monthly Payment Formula:
Monthly Loan Payment =
13,000 *
0.0554
/
12
/
1 – ( 1+ 0.0554/12
) -36
Monthly Loan Payment = $392.78 ( rounded to two decimal places)
Notes:
Total Cost = Monthly Loan Payment * Number of Payments
Total Cost = $392.78 * 36 = $14,140.08
Interest Cost = Total Cost – Loan Amount
Interest Cost = $14,140.08 – $13,000 = $1,140.08