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Finding the Fourth Proportional to 33,691.40, 50,532.92 and 11,506.98

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Solution

The fourth proportional to 33,691.40, 50,532.92 and 11,506.98 is: 17,259.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,691.40 : 50,532.92 = 11,506.98 : x
  2. Step 2: Convert to fraction form
    33,691.40/50,532.92 = 11,506.98/x
  3. Step 3: Cross multiply
    33,691.40x = 50,532.92 × 11,506.98
  4. Step 4: Simplify right side
    33,691.40x = 581,481,299.78
  5. Step 5: Solve for x
    x = 581,481,299.78/33,691.40
  6. Step 6: Final answer
    x = 17,259.04

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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.