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Finding the Fourth Proportional to 12,882.92, 19,333.02 and 4,562.92

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Solution

The fourth proportional to 12,882.92, 19,333.02 and 4,562.92 is: 6,847.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,882.92 : 19,333.02 = 4,562.92 : x
  2. Step 2: Convert to fraction form
    12,882.92/19,333.02 = 4,562.92/x
  3. Step 3: Cross multiply
    12,882.92x = 19,333.02 × 4,562.92
  4. Step 4: Simplify right side
    12,882.92x = 88,215,023.62
  5. Step 5: Solve for x
    x = 88,215,023.62/12,882.92
  6. Step 6: Final answer
    x = 6,847.44

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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.