Home / 41,221.28-61,834.49-11,641.38

Finding the Fourth Proportional to 41,221.28, 61,834.49 and 11,641.38

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Solution

The fourth proportional to 41,221.28, 61,834.49 and 11,641.38 is: 17,462.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,221.28 : 61,834.49 = 11,641.38 : x
  2. Step 2: Convert to fraction form
    41,221.28/61,834.49 = 11,641.38/x
  3. Step 3: Cross multiply
    41,221.28x = 61,834.49 × 11,641.38
  4. Step 4: Simplify right side
    41,221.28x = 719,838,736.99
  5. Step 5: Solve for x
    x = 719,838,736.99/41,221.28
  6. Step 6: Final answer
    x = 17,462.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.