Home / 25,067.46-37,601.85-8,427.78

Finding the Fourth Proportional to 25,067.46, 37,601.85 and 8,427.78

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Solution

The fourth proportional to 25,067.46, 37,601.85 and 8,427.78 is: 12,641.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,067.46 : 37,601.85 = 8,427.78 : x
  2. Step 2: Convert to fraction form
    25,067.46/37,601.85 = 8,427.78/x
  3. Step 3: Cross multiply
    25,067.46x = 37,601.85 × 8,427.78
  4. Step 4: Simplify right side
    25,067.46x = 316,900,119.39
  5. Step 5: Solve for x
    x = 316,900,119.39/25,067.46
  6. Step 6: Final answer
    x = 12,641.89

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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.