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Finding the Fourth Proportional to 33,614.80, 50,422.23 and 8,654.90

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Solution

The fourth proportional to 33,614.80, 50,422.23 and 8,654.90 is: 12,982.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,614.80 : 50,422.23 = 8,654.90 : x
  2. Step 2: Convert to fraction form
    33,614.80/50,422.23 = 8,654.90/x
  3. Step 3: Cross multiply
    33,614.80x = 50,422.23 × 8,654.90
  4. Step 4: Simplify right side
    33,614.80x = 436,399,389.94
  5. Step 5: Solve for x
    x = 436,399,389.94/33,614.80
  6. Step 6: Final answer
    x = 12,982.36

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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.