Home / 25,135.60-37,687.92-8,494.06

Finding the Fourth Proportional to 25,135.60, 37,687.92 and 8,494.06

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Solution

The fourth proportional to 25,135.60, 37,687.92 and 8,494.06 is: 12,735.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,135.60 : 37,687.92 = 8,494.06 : x
  2. Step 2: Convert to fraction form
    25,135.60/37,687.92 = 8,494.06/x
  3. Step 3: Cross multiply
    25,135.60x = 37,687.92 × 8,494.06
  4. Step 4: Simplify right side
    25,135.60x = 320,123,453.76
  5. Step 5: Solve for x
    x = 320,123,453.76/25,135.60
  6. Step 6: Final answer
    x = 12,735.86

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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.