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Finding the Fourth Proportional to 16,334.80, 22,542.04 and 8,882.80

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Solution

The fourth proportional to 16,334.80, 22,542.04 and 8,882.80 is: 12,258.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,334.80 : 22,542.04 = 8,882.80 : x
  2. Step 2: Convert to fraction form
    16,334.80/22,542.04 = 8,882.80/x
  3. Step 3: Cross multiply
    16,334.80x = 22,542.04 × 8,882.80
  4. Step 4: Simplify right side
    16,334.80x = 200,236,432.91
  5. Step 5: Solve for x
    x = 200,236,432.91/16,334.80
  6. Step 6: Final answer
    x = 12,258.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.