Home / 36,167.62-54,234.42-13,991.44

Finding the Fourth Proportional to 36,167.62, 54,234.42 and 13,991.44

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Solution

The fourth proportional to 36,167.62, 54,234.42 and 13,991.44 is: 20,980.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,167.62 : 54,234.42 = 13,991.44 : x
  2. Step 2: Convert to fraction form
    36,167.62/54,234.42 = 13,991.44/x
  3. Step 3: Cross multiply
    36,167.62x = 54,234.42 × 13,991.44
  4. Step 4: Simplify right side
    36,167.62x = 758,817,633.36
  5. Step 5: Solve for x
    x = 758,817,633.36/36,167.62
  6. Step 6: Final answer
    x = 20,980.58

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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.