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Finding the Fourth Proportional to 23,171.76, 34,757.60 and 6,531.76

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Solution

The fourth proportional to 23,171.76, 34,757.60 and 6,531.76 is: 9,797.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,171.76 : 34,757.60 = 6,531.76 : x
  2. Step 2: Convert to fraction form
    23,171.76/34,757.60 = 6,531.76/x
  3. Step 3: Cross multiply
    23,171.76x = 34,757.60 × 6,531.76
  4. Step 4: Simplify right side
    23,171.76x = 227,028,301.38
  5. Step 5: Solve for x
    x = 227,028,301.38/23,171.76
  6. Step 6: Final answer
    x = 9,797.63

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1.5x scale

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.