Home / 49,147.70-73,732.19-15,869.62

Finding the Fourth Proportional to 49,147.70, 73,732.19 and 15,869.62

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Solution

The fourth proportional to 49,147.70, 73,732.19 and 15,869.62 is: 23,807.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,147.70 : 73,732.19 = 15,869.62 : x
  2. Step 2: Convert to fraction form
    49,147.70/73,732.19 = 15,869.62/x
  3. Step 3: Cross multiply
    49,147.70x = 73,732.19 × 15,869.62
  4. Step 4: Simplify right side
    49,147.70x = 1,170,101,837.07
  5. Step 5: Solve for x
    x = 1,170,101,837.07/49,147.70
  6. Step 6: Final answer
    x = 23,807.87

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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.