Home / 25,481.88-38,226.06-7,950.24

Finding the Fourth Proportional to 25,481.88, 38,226.06 and 7,950.24

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Solution

The fourth proportional to 25,481.88, 38,226.06 and 7,950.24 is: 11,926.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,481.88 : 38,226.06 = 7,950.24 : x
  2. Step 2: Convert to fraction form
    25,481.88/38,226.06 = 7,950.24/x
  3. Step 3: Cross multiply
    25,481.88x = 38,226.06 × 7,950.24
  4. Step 4: Simplify right side
    25,481.88x = 303,906,351.25
  5. Step 5: Solve for x
    x = 303,906,351.25/25,481.88
  6. Step 6: Final answer
    x = 11,926.37

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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.