Home / 51,040.92-76,561.38-15,983.31

Finding the Fourth Proportional to 51,040.92, 76,561.38 and 15,983.31

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Solution

The fourth proportional to 51,040.92, 76,561.38 and 15,983.31 is: 23,974.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,040.92 : 76,561.38 = 15,983.31 : x
  2. Step 2: Convert to fraction form
    51,040.92/76,561.38 = 15,983.31/x
  3. Step 3: Cross multiply
    51,040.92x = 76,561.38 × 15,983.31
  4. Step 4: Simplify right side
    51,040.92x = 1,223,704,270.57
  5. Step 5: Solve for x
    x = 1,223,704,270.57/51,040.92
  6. Step 6: Final answer
    x = 23,974.97

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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.