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Finding the Fourth Proportional to 33,655.65, 50,489.48 and 11,167.68

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Solution

The fourth proportional to 33,655.65, 50,489.48 and 11,167.68 is: 16,753.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,655.65 : 50,489.48 = 11,167.68 : x
  2. Step 2: Convert to fraction form
    33,655.65/50,489.48 = 11,167.68/x
  3. Step 3: Cross multiply
    33,655.65x = 50,489.48 × 11,167.68
  4. Step 4: Simplify right side
    33,655.65x = 563,850,356.01
  5. Step 5: Solve for x
    x = 563,850,356.01/33,655.65
  6. Step 6: Final answer
    x = 16,753.51

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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.