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Finding the Fourth Proportional to 36,107, 54,165.68 and 11,149.18

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Solution

The fourth proportional to 36,107, 54,165.68 and 11,149.18 is: 16,725.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,107 : 54,165.68 = 11,149.18 : x
  2. Step 2: Convert to fraction form
    36,107/54,165.68 = 11,149.18/x
  3. Step 3: Cross multiply
    36,107x = 54,165.68 × 11,149.18
  4. Step 4: Simplify right side
    36,107x = 603,902,916.14
  5. Step 5: Solve for x
    x = 603,902,916.14/36,107
  6. Step 6: Final answer
    x = 16,725.37

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1.5x scale

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.