Home / 25,568.75-38,351.44-12,251.27

Finding the Fourth Proportional to 25,568.75, 38,351.44 and 12,251.27

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Solution

The fourth proportional to 25,568.75, 38,351.44 and 12,251.27 is: 18,376.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,568.75 : 38,351.44 = 12,251.27 : x
  2. Step 2: Convert to fraction form
    25,568.75/38,351.44 = 12,251.27/x
  3. Step 3: Cross multiply
    25,568.75x = 38,351.44 × 12,251.27
  4. Step 4: Simplify right side
    25,568.75x = 469,853,785.07
  5. Step 5: Solve for x
    x = 469,853,785.07/25,568.75
  6. Step 6: Final answer
    x = 18,376.10

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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.