Home / 24,721.38-34,115.50-14,110.78

Finding the Fourth Proportional to 24,721.38, 34,115.50 and 14,110.78

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Solution

The fourth proportional to 24,721.38, 34,115.50 and 14,110.78 is: 19,472.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,721.38 : 34,115.50 = 14,110.78 : x
  2. Step 2: Convert to fraction form
    24,721.38/34,115.50 = 14,110.78/x
  3. Step 3: Cross multiply
    24,721.38x = 34,115.50 × 14,110.78
  4. Step 4: Simplify right side
    24,721.38x = 481,396,315.09
  5. Step 5: Solve for x
    x = 481,396,315.09/24,721.38
  6. Step 6: Final answer
    x = 19,472.87

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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.