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Finding the Fourth Proportional to 36,469.32, 54,704 and 11,511.32

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Solution

The fourth proportional to 36,469.32, 54,704 and 11,511.32 is: 17,266.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,469.32 : 54,704 = 11,511.32 : x
  2. Step 2: Convert to fraction form
    36,469.32/54,704 = 11,511.32/x
  3. Step 3: Cross multiply
    36,469.32x = 54,704 × 11,511.32
  4. Step 4: Simplify right side
    36,469.32x = 629,715,249.28
  5. Step 5: Solve for x
    x = 629,715,249.28/36,469.32
  6. Step 6: Final answer
    x = 17,266.99

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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.