Home / 36,241.67-54,379.85-18,711.47

Finding the Fourth Proportional to 36,241.67, 54,379.85 and 18,711.47

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Solution

The fourth proportional to 36,241.67, 54,379.85 and 18,711.47 is: 28,076.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,241.67 : 54,379.85 = 18,711.47 : x
  2. Step 2: Convert to fraction form
    36,241.67/54,379.85 = 18,711.47/x
  3. Step 3: Cross multiply
    36,241.67x = 54,379.85 × 18,711.47
  4. Step 4: Simplify right side
    36,241.67x = 1,017,526,566.42
  5. Step 5: Solve for x
    x = 1,017,526,566.42/36,241.67
  6. Step 6: Final answer
    x = 28,076.15

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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.