Home / 22,649.14-31,252.17-12,577.39

Finding the Fourth Proportional to 22,649.14, 31,252.17 and 12,577.39

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Solution

The fourth proportional to 22,649.14, 31,252.17 and 12,577.39 is: 17,354.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,649.14 : 31,252.17 = 12,577.39 : x
  2. Step 2: Convert to fraction form
    22,649.14/31,252.17 = 12,577.39/x
  3. Step 3: Cross multiply
    22,649.14x = 31,252.17 × 12,577.39
  4. Step 4: Simplify right side
    22,649.14x = 393,070,730.44
  5. Step 5: Solve for x
    x = 393,070,730.44/22,649.14
  6. Step 6: Final answer
    x = 17,354.78

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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.