Home / 22,614.39-31,207.85-12,544.35

Finding the Fourth Proportional to 22,614.39, 31,207.85 and 12,544.35

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Solution

The fourth proportional to 22,614.39, 31,207.85 and 12,544.35 is: 17,311.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,614.39 : 31,207.85 = 12,544.35 : x
  2. Step 2: Convert to fraction form
    22,614.39/31,207.85 = 12,544.35/x
  3. Step 3: Cross multiply
    22,614.39x = 31,207.85 × 12,544.35
  4. Step 4: Simplify right side
    22,614.39x = 391,482,130.43
  5. Step 5: Solve for x
    x = 391,482,130.43/22,614.39
  6. Step 6: Final answer
    x = 17,311.20

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Double scale
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Similar ratio
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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.