Home / 40,753.13-61,135.16-17,385.03

Finding the Fourth Proportional to 40,753.13, 61,135.16 and 17,385.03

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Solution

The fourth proportional to 40,753.13, 61,135.16 and 17,385.03 is: 26,079.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,753.13 : 61,135.16 = 17,385.03 : x
  2. Step 2: Convert to fraction form
    40,753.13/61,135.16 = 17,385.03/x
  3. Step 3: Cross multiply
    40,753.13x = 61,135.16 × 17,385.03
  4. Step 4: Simplify right side
    40,753.13x = 1,062,836,503.73
  5. Step 5: Solve for x
    x = 1,062,836,503.73/40,753.13
  6. Step 6: Final answer
    x = 26,079.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.