Logan Products computes its predetermined overhead rate annually on the basis of machine-hours. At the beginning of the year, it estimated that its total manufacturing overhead would be $355,500 and machines would be run a total of 23,500 hours. Its actual total manufacturing overhead for the year was $343,400 and its actual total machine-hours was 23,000 hours.

Compute the companys predetermined overhead rate for the year. (Round your predetermined overhead rate to 2 decimal places.)

i got 4536.17 and 4590 but all wrong.