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Finding the Fourth Proportional to 22,483.38, 33,725.92 and 8,442.02

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Solution

The fourth proportional to 22,483.38, 33,725.92 and 8,442.02 is: 12,663.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,483.38 : 33,725.92 = 8,442.02 : x
  2. Step 2: Convert to fraction form
    22,483.38/33,725.92 = 8,442.02/x
  3. Step 3: Cross multiply
    22,483.38x = 33,725.92 × 8,442.02
  4. Step 4: Simplify right side
    22,483.38x = 284,714,891.16
  5. Step 5: Solve for x
    x = 284,714,891.16/22,483.38
  6. Step 6: Final answer
    x = 12,663.35

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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.