Home / 15,691.56-23,537.04-6,331.38

Finding the Fourth Proportional to 15,691.56, 23,537.04 and 6,331.38

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Solution

The fourth proportional to 15,691.56, 23,537.04 and 6,331.38 is: 9,496.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,691.56 : 23,537.04 = 6,331.38 : x
  2. Step 2: Convert to fraction form
    15,691.56/23,537.04 = 6,331.38/x
  3. Step 3: Cross multiply
    15,691.56x = 23,537.04 × 6,331.38
  4. Step 4: Simplify right side
    15,691.56x = 149,021,944.32
  5. Step 5: Solve for x
    x = 149,021,944.32/15,691.56
  6. Step 6: Final answer
    x = 9,496.95

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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.