Home / 26,132.54-39,171.98-10,331.15

Finding the Fourth Proportional to 26,132.54, 39,171.98 and 10,331.15

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Solution

The fourth proportional to 26,132.54, 39,171.98 and 10,331.15 is: 15,486.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,132.54 : 39,171.98 = 10,331.15 : x
  2. Step 2: Convert to fraction form
    26,132.54/39,171.98 = 10,331.15/x
  3. Step 3: Cross multiply
    26,132.54x = 39,171.98 × 10,331.15
  4. Step 4: Simplify right side
    26,132.54x = 404,691,353.66
  5. Step 5: Solve for x
    x = 404,691,353.66/26,132.54
  6. Step 6: Final answer
    x = 15,486.11

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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.