Dividing the parallelogram in half and applying trigonometry is the easiest solution for me.
Basically that’s it but write it down by yourself
Percent means parts out of 100 so
28%=28/100 or 0.28
'of' can be translated as multiply
28/100 times 14,350=401800/100=4018 or
0.28 times 14,350=4018