Home / 26,553.98-39,873.28-15,468.78

Finding the Fourth Proportional to 26,553.98, 39,873.28 and 15,468.78

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Solution

The fourth proportional to 26,553.98, 39,873.28 and 15,468.78 is: 23,227.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,553.98 : 39,873.28 = 15,468.78 : x
  2. Step 2: Convert to fraction form
    26,553.98/39,873.28 = 15,468.78/x
  3. Step 3: Cross multiply
    26,553.98x = 39,873.28 × 15,468.78
  4. Step 4: Simplify right side
    26,553.98x = 616,790,996.20
  5. Step 5: Solve for x
    x = 616,790,996.20/26,553.98
  6. Step 6: Final answer
    x = 23,227.82

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1.5x scale

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.