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Finding the Fourth Proportional to 15,150.08, 22,711.06 and 6,712.10

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Solution

The fourth proportional to 15,150.08, 22,711.06 and 6,712.10 is: 10,061.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,150.08 : 22,711.06 = 6,712.10 : x
  2. Step 2: Convert to fraction form
    15,150.08/22,711.06 = 6,712.10/x
  3. Step 3: Cross multiply
    15,150.08x = 22,711.06 × 6,712.10
  4. Step 4: Simplify right side
    15,150.08x = 152,438,905.83
  5. Step 5: Solve for x
    x = 152,438,905.83/15,150.08
  6. Step 6: Final answer
    x = 10,061.92

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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.