Question 547481
Define the numbers as:
x
x+7
x+14
x+21
.
4(x+2) = 3*(x+14)+15
.
4x +8 = 3x +42 + 15
x = 49
x+7 = 56
x+14 = 63
x+21 = 70
.
Answer:  The numbers are 49, 56, 63, and 70.
.
Done.