Home / 21,932.57-32,822.31-17,937.65

Finding the Fourth Proportional to 21,932.57, 32,822.31 and 17,937.65

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Solution

The fourth proportional to 21,932.57, 32,822.31 and 17,937.65 is: 26,843.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,932.57 : 32,822.31 = 17,937.65 : x
  2. Step 2: Convert to fraction form
    21,932.57/32,822.31 = 17,937.65/x
  3. Step 3: Cross multiply
    21,932.57x = 32,822.31 × 17,937.65
  4. Step 4: Simplify right side
    21,932.57x = 588,755,108.97
  5. Step 5: Solve for x
    x = 588,755,108.97/21,932.57
  6. Step 6: Final answer
    x = 26,843.87

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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.