Home / 25,794.27-38,691.41-20,632.95

Finding the Fourth Proportional to 25,794.27, 38,691.41 and 20,632.95

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Solution

The fourth proportional to 25,794.27, 38,691.41 and 20,632.95 is: 30,949.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,794.27 : 38,691.41 = 20,632.95 : x
  2. Step 2: Convert to fraction form
    25,794.27/38,691.41 = 20,632.95/x
  3. Step 3: Cross multiply
    25,794.27x = 38,691.41 × 20,632.95
  4. Step 4: Simplify right side
    25,794.27x = 798,317,824.79
  5. Step 5: Solve for x
    x = 798,317,824.79/25,794.27
  6. Step 6: Final answer
    x = 30,949.43

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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.