Home / 28,456-44,640

Finding the Third Proportional to 28,456 and 44,640

Calculator

Solution

The third proportional to 28,456 and 44,640 is: 70,028.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,456 : 44,640 = 44,640 : x
  2. Step 2: Convert to fraction form
    28,456/44,640 = 44,640/x
  3. Step 3: Cross multiply
    28,456x = 44,640 × 44,640
  4. Step 4: Simplify right side
    28,456x = 1,992,729,600
  5. Step 5: Solve for x
    x = 1,992,729,600/28,456
  6. Step 6: Final answer
    x = 70,028.45

Related Problems

Find third proportional to 14,228 and 22,320
Half scale
Find third proportional to 56,912 and 89,280
Double scale
Find third proportional to 28,458 and 44,643
Similar ratio
Find third proportional to 42,684 and 66,960
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.