Home / 16,888.38-23,306.29-9,335.13

Finding the Fourth Proportional to 16,888.38, 23,306.29 and 9,335.13

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Solution

The fourth proportional to 16,888.38, 23,306.29 and 9,335.13 is: 12,882.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,888.38 : 23,306.29 = 9,335.13 : x
  2. Step 2: Convert to fraction form
    16,888.38/23,306.29 = 9,335.13/x
  3. Step 3: Cross multiply
    16,888.38x = 23,306.29 × 9,335.13
  4. Step 4: Simplify right side
    16,888.38x = 217,567,246.97
  5. Step 5: Solve for x
    x = 217,567,246.97/16,888.38
  6. Step 6: Final answer
    x = 12,882.66

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Half scale
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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.