Home / 25,249.20-37,895.40-11,230.80

Finding the Fourth Proportional to 25,249.20, 37,895.40 and 11,230.80

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Solution

The fourth proportional to 25,249.20, 37,895.40 and 11,230.80 is: 16,855.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,249.20 : 37,895.40 = 11,230.80 : x
  2. Step 2: Convert to fraction form
    25,249.20/37,895.40 = 11,230.80/x
  3. Step 3: Cross multiply
    25,249.20x = 37,895.40 × 11,230.80
  4. Step 4: Simplify right side
    25,249.20x = 425,595,658.32
  5. Step 5: Solve for x
    x = 425,595,658.32/25,249.20
  6. Step 6: Final answer
    x = 16,855.81

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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.