Home / 36,318.18-54,493.70-18,539.66

Finding the Fourth Proportional to 36,318.18, 54,493.70 and 18,539.66

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Solution

The fourth proportional to 36,318.18, 54,493.70 and 18,539.66 is: 27,817.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,318.18 : 54,493.70 = 18,539.66 : x
  2. Step 2: Convert to fraction form
    36,318.18/54,493.70 = 18,539.66/x
  3. Step 3: Cross multiply
    36,318.18x = 54,493.70 × 18,539.66
  4. Step 4: Simplify right side
    36,318.18x = 1,010,294,670.14
  5. Step 5: Solve for x
    x = 1,010,294,670.14/36,318.18
  6. Step 6: Final answer
    x = 27,817.88

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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.