Home / 25,568.11-38,296.77-12,392.92

Finding the Fourth Proportional to 25,568.11, 38,296.77 and 12,392.92

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Solution

The fourth proportional to 25,568.11, 38,296.77 and 12,392.92 is: 18,562.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,568.11 : 38,296.77 = 12,392.92 : x
  2. Step 2: Convert to fraction form
    25,568.11/38,296.77 = 12,392.92/x
  3. Step 3: Cross multiply
    25,568.11x = 38,296.77 × 12,392.92
  4. Step 4: Simplify right side
    25,568.11x = 474,608,806.87
  5. Step 5: Solve for x
    x = 474,608,806.87/25,568.11
  6. Step 6: Final answer
    x = 18,562.53

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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.