Home / 31,996.62-44,151.78-18,565.56

Finding the Fourth Proportional to 31,996.62, 44,151.78 and 18,565.56

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Solution

The fourth proportional to 31,996.62, 44,151.78 and 18,565.56 is: 25,618.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,996.62 : 44,151.78 = 18,565.56 : x
  2. Step 2: Convert to fraction form
    31,996.62/44,151.78 = 18,565.56/x
  3. Step 3: Cross multiply
    31,996.62x = 44,151.78 × 18,565.56
  4. Step 4: Simplify right side
    31,996.62x = 819,702,520.70
  5. Step 5: Solve for x
    x = 819,702,520.70/31,996.62
  6. Step 6: Final answer
    x = 25,618.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.