Home / 25,527.08-38,286.12-12,375.92

Finding the Fourth Proportional to 25,527.08, 38,286.12 and 12,375.92

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Solution

The fourth proportional to 25,527.08, 38,286.12 and 12,375.92 is: 18,561.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,527.08 : 38,286.12 = 12,375.92 : x
  2. Step 2: Convert to fraction form
    25,527.08/38,286.12 = 12,375.92/x
  3. Step 3: Cross multiply
    25,527.08x = 38,286.12 × 12,375.92
  4. Step 4: Simplify right side
    25,527.08x = 473,825,958.23
  5. Step 5: Solve for x
    x = 473,825,958.23/25,527.08
  6. Step 6: Final answer
    x = 18,561.70

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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.