Home / 31,806.72-47,658.24-25,197.12

Finding the Fourth Proportional to 31,806.72, 47,658.24 and 25,197.12

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Solution

The fourth proportional to 31,806.72, 47,658.24 and 25,197.12 is: 37,754.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,806.72 : 47,658.24 = 25,197.12 : x
  2. Step 2: Convert to fraction form
    31,806.72/47,658.24 = 25,197.12/x
  3. Step 3: Cross multiply
    31,806.72x = 47,658.24 × 25,197.12
  4. Step 4: Simplify right side
    31,806.72x = 1,200,850,392.27
  5. Step 5: Solve for x
    x = 1,200,850,392.27/31,806.72
  6. Step 6: Final answer
    x = 37,754.61

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1.5x scale

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.