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Finding the Fourth Proportional to 33,456.70, 50,104.05 and 17,839.90

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Solution

The fourth proportional to 33,456.70, 50,104.05 and 17,839.90 is: 26,716.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,456.70 : 50,104.05 = 17,839.90 : x
  2. Step 2: Convert to fraction form
    33,456.70/50,104.05 = 17,839.90/x
  3. Step 3: Cross multiply
    33,456.70x = 50,104.05 × 17,839.90
  4. Step 4: Simplify right side
    33,456.70x = 893,851,241.60
  5. Step 5: Solve for x
    x = 893,851,241.60/33,456.70
  6. Step 6: Final answer
    x = 26,716.66

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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.