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Finding the Fourth Proportional to 33,793.98, 50,691.10 and 11,613.74

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Solution

The fourth proportional to 33,793.98, 50,691.10 and 11,613.74 is: 17,420.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,793.98 : 50,691.10 = 11,613.74 : x
  2. Step 2: Convert to fraction form
    33,793.98/50,691.10 = 11,613.74/x
  3. Step 3: Cross multiply
    33,793.98x = 50,691.10 × 11,613.74
  4. Step 4: Simplify right side
    33,793.98x = 588,713,255.71
  5. Step 5: Solve for x
    x = 588,713,255.71/33,793.98
  6. Step 6: Final answer
    x = 17,420.65

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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.