Home / 16,456.82-22,686.78-11,732.90

Finding the Fourth Proportional to 16,456.82, 22,686.78 and 11,732.90

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Solution

The fourth proportional to 16,456.82, 22,686.78 and 11,732.90 is: 16,174.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,456.82 : 22,686.78 = 11,732.90 : x
  2. Step 2: Convert to fraction form
    16,456.82/22,686.78 = 11,732.90/x
  3. Step 3: Cross multiply
    16,456.82x = 22,686.78 × 11,732.90
  4. Step 4: Simplify right side
    16,456.82x = 266,181,721.06
  5. Step 5: Solve for x
    x = 266,181,721.06/16,456.82
  6. Step 6: Final answer
    x = 16,174.55

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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.