Home / 25,744.20-38,610.89-7,271.88

Finding the Fourth Proportional to 25,744.20, 38,610.89 and 7,271.88

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Solution

The fourth proportional to 25,744.20, 38,610.89 and 7,271.88 is: 10,906.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,744.20 : 38,610.89 = 7,271.88 : x
  2. Step 2: Convert to fraction form
    25,744.20/38,610.89 = 7,271.88/x
  3. Step 3: Cross multiply
    25,744.20x = 38,610.89 × 7,271.88
  4. Step 4: Simplify right side
    25,744.20x = 280,773,758.77
  5. Step 5: Solve for x
    x = 280,773,758.77/25,744.20
  6. Step 6: Final answer
    x = 10,906.29

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.