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Finding the Fourth Proportional to 33,133.00, 49,697.87 and 12,354.88

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Solution

The fourth proportional to 33,133.00, 49,697.87 and 12,354.88 is: 18,531.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,133.00 : 49,697.87 = 12,354.88 : x
  2. Step 2: Convert to fraction form
    33,133.00/49,697.87 = 12,354.88/x
  3. Step 3: Cross multiply
    33,133.00x = 49,697.87 × 12,354.88
  4. Step 4: Simplify right side
    33,133.00x = 614,010,971.62
  5. Step 5: Solve for x
    x = 614,010,971.62/33,133.00
  6. Step 6: Final answer
    x = 18,531.71

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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.