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Finding the Fourth Proportional to 33,758.76, 50,594.10 and 18,158.04

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Solution

The fourth proportional to 33,758.76, 50,594.10 and 18,158.04 is: 27,213.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,758.76 : 50,594.10 = 18,158.04 : x
  2. Step 2: Convert to fraction form
    33,758.76/50,594.10 = 18,158.04/x
  3. Step 3: Cross multiply
    33,758.76x = 50,594.10 × 18,158.04
  4. Step 4: Simplify right side
    33,758.76x = 918,689,691.56
  5. Step 5: Solve for x
    x = 918,689,691.56/33,758.76
  6. Step 6: Final answer
    x = 27,213.37

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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.