Home / 36,320.50-54,481.29-13,832.42

Finding the Fourth Proportional to 36,320.50, 54,481.29 and 13,832.42

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Solution

The fourth proportional to 36,320.50, 54,481.29 and 13,832.42 is: 20,748.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,320.50 : 54,481.29 = 13,832.42 : x
  2. Step 2: Convert to fraction form
    36,320.50/54,481.29 = 13,832.42/x
  3. Step 3: Cross multiply
    36,320.50x = 54,481.29 × 13,832.42
  4. Step 4: Simplify right side
    36,320.50x = 753,608,081.10
  5. Step 5: Solve for x
    x = 753,608,081.10/36,320.50
  6. Step 6: Final answer
    x = 20,748.84

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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.