Home / 31,593.62-47,414.92-11,890.10

Finding the Fourth Proportional to 31,593.62, 47,414.92 and 11,890.10

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Solution

The fourth proportional to 31,593.62, 47,414.92 and 11,890.10 is: 17,844.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,593.62 : 47,414.92 = 11,890.10 : x
  2. Step 2: Convert to fraction form
    31,593.62/47,414.92 = 11,890.10/x
  3. Step 3: Cross multiply
    31,593.62x = 47,414.92 × 11,890.10
  4. Step 4: Simplify right side
    31,593.62x = 563,768,140.29
  5. Step 5: Solve for x
    x = 563,768,140.29/31,593.62
  6. Step 6: Final answer
    x = 17,844.37

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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.