Home / 25,251.20-37,898.40-11,232.80

Finding the Fourth Proportional to 25,251.20, 37,898.40 and 11,232.80

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Solution

The fourth proportional to 25,251.20, 37,898.40 and 11,232.80 is: 16,858.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,251.20 : 37,898.40 = 11,232.80 : x
  2. Step 2: Convert to fraction form
    25,251.20/37,898.40 = 11,232.80/x
  3. Step 3: Cross multiply
    25,251.20x = 37,898.40 × 11,232.80
  4. Step 4: Simplify right side
    25,251.20x = 425,705,147.52
  5. Step 5: Solve for x
    x = 425,705,147.52/25,251.20
  6. Step 6: Final answer
    x = 16,858.81

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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.