Home / 31,797.75-47,634.57-15,134.88

Finding the Fourth Proportional to 31,797.75, 47,634.57 and 15,134.88

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Solution

The fourth proportional to 31,797.75, 47,634.57 and 15,134.88 is: 22,672.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,797.75 : 47,634.57 = 15,134.88 : x
  2. Step 2: Convert to fraction form
    31,797.75/47,634.57 = 15,134.88/x
  3. Step 3: Cross multiply
    31,797.75x = 47,634.57 × 15,134.88
  4. Step 4: Simplify right side
    31,797.75x = 720,943,500.80
  5. Step 5: Solve for x
    x = 720,943,500.80/31,797.75
  6. Step 6: Final answer
    x = 22,672.78

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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.