Home / 31,614.98-47,429.38-11,893.52

Finding the Fourth Proportional to 31,614.98, 47,429.38 and 11,893.52

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Solution

The fourth proportional to 31,614.98, 47,429.38 and 11,893.52 is: 17,842.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,614.98 : 47,429.38 = 11,893.52 : x
  2. Step 2: Convert to fraction form
    31,614.98/47,429.38 = 11,893.52/x
  3. Step 3: Cross multiply
    31,614.98x = 47,429.38 × 11,893.52
  4. Step 4: Simplify right side
    31,614.98x = 564,102,279.62
  5. Step 5: Solve for x
    x = 564,102,279.62/31,614.98
  6. Step 6: Final answer
    x = 17,842.88

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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.