Personal loan rates increased last week, but qualified borrowers can still find reasonable interest rates on personal loans.For borrowers with a credit score of at least 720, the average interest rate on a three-year personal loan was 14.83% from February 24 to March 1.The average rate on a five-year personal loan rose to 19.89% from 19.21% last week.However, individual rates vary based on creditworthiness and lender preferences.