Home / 25,279.20-34,892.24-14,672.25

Finding the Fourth Proportional to 25,279.20, 34,892.24 and 14,672.25

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Solution

The fourth proportional to 25,279.20, 34,892.24 and 14,672.25 is: 20,251.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,279.20 : 34,892.24 = 14,672.25 : x
  2. Step 2: Convert to fraction form
    25,279.20/34,892.24 = 14,672.25/x
  3. Step 3: Cross multiply
    25,279.20x = 34,892.24 × 14,672.25
  4. Step 4: Simplify right side
    25,279.20x = 511,947,594.98
  5. Step 5: Solve for x
    x = 511,947,594.98/25,279.20
  6. Step 6: Final answer
    x = 20,251.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.