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Finding the Fourth Proportional to 36,047.96, 54,067.68 and 11,087.96

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Solution

The fourth proportional to 36,047.96, 54,067.68 and 11,087.96 is: 16,630.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,047.96 : 54,067.68 = 11,087.96 : x
  2. Step 2: Convert to fraction form
    36,047.96/54,067.68 = 11,087.96/x
  3. Step 3: Cross multiply
    36,047.96x = 54,067.68 × 11,087.96
  4. Step 4: Simplify right side
    36,047.96x = 599,500,273.13
  5. Step 5: Solve for x
    x = 599,500,273.13/36,047.96
  6. Step 6: Final answer
    x = 16,630.63

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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.