Home / 22,863.98-31,553.19-13,432.46

Finding the Fourth Proportional to 22,863.98, 31,553.19 and 13,432.46

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Solution

The fourth proportional to 22,863.98, 31,553.19 and 13,432.46 is: 18,537.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,863.98 : 31,553.19 = 13,432.46 : x
  2. Step 2: Convert to fraction form
    22,863.98/31,553.19 = 13,432.46/x
  3. Step 3: Cross multiply
    22,863.98x = 31,553.19 × 13,432.46
  4. Step 4: Simplify right side
    22,863.98x = 423,836,962.55
  5. Step 5: Solve for x
    x = 423,836,962.55/22,863.98
  6. Step 6: Final answer
    x = 18,537.32

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Half scale
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Double scale
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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.