Home / 22,552.62-31,115.03-13,113.42

Finding the Fourth Proportional to 22,552.62, 31,115.03 and 13,113.42

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Solution

The fourth proportional to 22,552.62, 31,115.03 and 13,113.42 is: 18,092.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,552.62 : 31,115.03 = 13,113.42 : x
  2. Step 2: Convert to fraction form
    22,552.62/31,115.03 = 13,113.42/x
  3. Step 3: Cross multiply
    22,552.62x = 31,115.03 × 13,113.42
  4. Step 4: Simplify right side
    22,552.62x = 408,024,456.70
  5. Step 5: Solve for x
    x = 408,024,456.70/22,552.62
  6. Step 6: Final answer
    x = 18,092.11

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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.