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Finding the Fourth Proportional to 33,791.30, 50,672.42 and 11,606.90

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Solution

The fourth proportional to 33,791.30, 50,672.42 and 11,606.90 is: 17,405.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,791.30 : 50,672.42 = 11,606.90 : x
  2. Step 2: Convert to fraction form
    33,791.30/50,672.42 = 11,606.90/x
  3. Step 3: Cross multiply
    33,791.30x = 50,672.42 × 11,606.90
  4. Step 4: Simplify right side
    33,791.30x = 588,149,711.70
  5. Step 5: Solve for x
    x = 588,149,711.70/33,791.30
  6. Step 6: Final answer
    x = 17,405.36

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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.