Home / 25,651.20-38,422.92-16,286.42

Finding the Fourth Proportional to 25,651.20, 38,422.92 and 16,286.42

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Solution

The fourth proportional to 25,651.20, 38,422.92 and 16,286.42 is: 24,395.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,651.20 : 38,422.92 = 16,286.42 : x
  2. Step 2: Convert to fraction form
    25,651.20/38,422.92 = 16,286.42/x
  3. Step 3: Cross multiply
    25,651.20x = 38,422.92 × 16,286.42
  4. Step 4: Simplify right side
    25,651.20x = 625,771,812.75
  5. Step 5: Solve for x
    x = 625,771,812.75/25,651.20
  6. Step 6: Final answer
    x = 24,395.42

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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.