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Finding the Fourth Proportional to 22,195.52, 33,292.14 and 8,154.47

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Solution

The fourth proportional to 22,195.52, 33,292.14 and 8,154.47 is: 12,231.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,195.52 : 33,292.14 = 8,154.47 : x
  2. Step 2: Convert to fraction form
    22,195.52/33,292.14 = 8,154.47/x
  3. Step 3: Cross multiply
    22,195.52x = 33,292.14 × 8,154.47
  4. Step 4: Simplify right side
    22,195.52x = 271,479,756.87
  5. Step 5: Solve for x
    x = 271,479,756.87/22,195.52
  6. Step 6: Final answer
    x = 12,231.29

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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.