Home / 22,646.39-31,266.81-14,711.22

Finding the Fourth Proportional to 22,646.39, 31,266.81 and 14,711.22

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Solution

The fourth proportional to 22,646.39, 31,266.81 and 14,711.22 is: 20,311.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,646.39 : 31,266.81 = 14,711.22 : x
  2. Step 2: Convert to fraction form
    22,646.39/31,266.81 = 14,711.22/x
  3. Step 3: Cross multiply
    22,646.39x = 31,266.81 × 14,711.22
  4. Step 4: Simplify right side
    22,646.39x = 459,972,920.61
  5. Step 5: Solve for x
    x = 459,972,920.61/22,646.39
  6. Step 6: Final answer
    x = 20,311.10

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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.