Home / 36,143.14-49,877.17-20,227.71

Finding the Fourth Proportional to 36,143.14, 49,877.17 and 20,227.71

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Solution

The fourth proportional to 36,143.14, 49,877.17 and 20,227.71 is: 27,914.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,143.14 : 49,877.17 = 20,227.71 : x
  2. Step 2: Convert to fraction form
    36,143.14/49,877.17 = 20,227.71/x
  3. Step 3: Cross multiply
    36,143.14x = 49,877.17 × 20,227.71
  4. Step 4: Simplify right side
    36,143.14x = 1,008,900,930.38
  5. Step 5: Solve for x
    x = 1,008,900,930.38/36,143.14
  6. Step 6: Final answer
    x = 27,914.04

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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.