Home / 16,149.26-22,286.13-9,776

Finding the Fourth Proportional to 16,149.26, 22,286.13 and 9,776

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Solution

The fourth proportional to 16,149.26, 22,286.13 and 9,776 is: 13,490.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,149.26 : 22,286.13 = 9,776 : x
  2. Step 2: Convert to fraction form
    16,149.26/22,286.13 = 9,776/x
  3. Step 3: Cross multiply
    16,149.26x = 22,286.13 × 9,776
  4. Step 4: Simplify right side
    16,149.26x = 217,869,206.88
  5. Step 5: Solve for x
    x = 217,869,206.88/16,149.26
  6. Step 6: Final answer
    x = 13,490.97

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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.