Home / 45,220.17-62,434.77-28,250.28

Finding the Fourth Proportional to 45,220.17, 62,434.77 and 28,250.28

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Solution

The fourth proportional to 45,220.17, 62,434.77 and 28,250.28 is: 39,004.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,220.17 : 62,434.77 = 28,250.28 : x
  2. Step 2: Convert to fraction form
    45,220.17/62,434.77 = 28,250.28/x
  3. Step 3: Cross multiply
    45,220.17x = 62,434.77 × 28,250.28
  4. Step 4: Simplify right side
    45,220.17x = 1,763,799,734.24
  5. Step 5: Solve for x
    x = 1,763,799,734.24/45,220.17
  6. Step 6: Final answer
    x = 39,004.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.