Home / 31,310.80-47,000.76-24,778.96

Finding the Fourth Proportional to 31,310.80, 47,000.76 and 24,778.96

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Solution

The fourth proportional to 31,310.80, 47,000.76 and 24,778.96 is: 37,195.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,310.80 : 47,000.76 = 24,778.96 : x
  2. Step 2: Convert to fraction form
    31,310.80/47,000.76 = 24,778.96/x
  3. Step 3: Cross multiply
    31,310.80x = 47,000.76 × 24,778.96
  4. Step 4: Simplify right side
    31,310.80x = 1,164,629,952.01
  5. Step 5: Solve for x
    x = 1,164,629,952.01/31,310.80
  6. Step 6: Final answer
    x = 37,195.79

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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.