Home / 57,446.12-86,169.18-18,006.68

Finding the Fourth Proportional to 57,446.12, 86,169.18 and 18,006.68

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Solution

The fourth proportional to 57,446.12, 86,169.18 and 18,006.68 is: 27,010.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,446.12 : 86,169.18 = 18,006.68 : x
  2. Step 2: Convert to fraction form
    57,446.12/86,169.18 = 18,006.68/x
  3. Step 3: Cross multiply
    57,446.12x = 86,169.18 × 18,006.68
  4. Step 4: Simplify right side
    57,446.12x = 1,551,620,850.12
  5. Step 5: Solve for x
    x = 1,551,620,850.12/57,446.12
  6. Step 6: Final answer
    x = 27,010.02

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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.