Home / 22,132.73-33,176.59-8,815.16

Finding the Fourth Proportional to 22,132.73, 33,176.59 and 8,815.16

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Solution

The fourth proportional to 22,132.73, 33,176.59 and 8,815.16 is: 13,213.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,132.73 : 33,176.59 = 8,815.16 : x
  2. Step 2: Convert to fraction form
    22,132.73/33,176.59 = 8,815.16/x
  3. Step 3: Cross multiply
    22,132.73x = 33,176.59 × 8,815.16
  4. Step 4: Simplify right side
    22,132.73x = 292,456,949.10
  5. Step 5: Solve for x
    x = 292,456,949.10/22,132.73
  6. Step 6: Final answer
    x = 13,213.78

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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.