Home / 53,039.60-73,191.12-29,167.28

Finding the Fourth Proportional to 53,039.60, 73,191.12 and 29,167.28

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Solution

The fourth proportional to 53,039.60, 73,191.12 and 29,167.28 is: 40,248.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,039.60 : 73,191.12 = 29,167.28 : x
  2. Step 2: Convert to fraction form
    53,039.60/73,191.12 = 29,167.28/x
  3. Step 3: Cross multiply
    53,039.60x = 73,191.12 × 29,167.28
  4. Step 4: Simplify right side
    53,039.60x = 2,134,785,890.55
  5. Step 5: Solve for x
    x = 2,134,785,890.55/53,039.60
  6. Step 6: Final answer
    x = 40,248.91

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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.