Home / 57,318.89-85,974.26-15,198.03

Finding the Fourth Proportional to 57,318.89, 85,974.26 and 15,198.03

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Solution

The fourth proportional to 57,318.89, 85,974.26 and 15,198.03 is: 22,795.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,318.89 : 85,974.26 = 15,198.03 : x
  2. Step 2: Convert to fraction form
    57,318.89/85,974.26 = 15,198.03/x
  3. Step 3: Cross multiply
    57,318.89x = 85,974.26 × 15,198.03
  4. Step 4: Simplify right side
    57,318.89x = 1,306,639,306.72
  5. Step 5: Solve for x
    x = 1,306,639,306.72/57,318.89
  6. Step 6: Final answer
    x = 22,795.97

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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.