Home / 22,542.14-31,109.28-13,592.52

Finding the Fourth Proportional to 22,542.14, 31,109.28 and 13,592.52

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Solution

The fourth proportional to 22,542.14, 31,109.28 and 13,592.52 is: 18,758.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,542.14 : 31,109.28 = 13,592.52 : x
  2. Step 2: Convert to fraction form
    22,542.14/31,109.28 = 13,592.52/x
  3. Step 3: Cross multiply
    22,542.14x = 31,109.28 × 13,592.52
  4. Step 4: Simplify right side
    22,542.14x = 422,853,510.59
  5. Step 5: Solve for x
    x = 422,853,510.59/22,542.14
  6. Step 6: Final answer
    x = 18,758.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.