Home / 31,920.48-47,835.88-25,227.54

Finding the Fourth Proportional to 31,920.48, 47,835.88 and 25,227.54

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Solution

The fourth proportional to 31,920.48, 47,835.88 and 25,227.54 is: 37,805.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,920.48 : 47,835.88 = 25,227.54 : x
  2. Step 2: Convert to fraction form
    31,920.48/47,835.88 = 25,227.54/x
  3. Step 3: Cross multiply
    31,920.48x = 47,835.88 × 25,227.54
  4. Step 4: Simplify right side
    31,920.48x = 1,206,781,576.14
  5. Step 5: Solve for x
    x = 1,206,781,576.14/31,920.48
  6. Step 6: Final answer
    x = 37,805.87

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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.