Home / 25,517.98-38,272.66-7,744.36

Finding the Fourth Proportional to 25,517.98, 38,272.66 and 7,744.36

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Solution

The fourth proportional to 25,517.98, 38,272.66 and 7,744.36 is: 11,615.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,517.98 : 38,272.66 = 7,744.36 : x
  2. Step 2: Convert to fraction form
    25,517.98/38,272.66 = 7,744.36/x
  3. Step 3: Cross multiply
    25,517.98x = 38,272.66 × 7,744.36
  4. Step 4: Simplify right side
    25,517.98x = 296,397,257.20
  5. Step 5: Solve for x
    x = 296,397,257.20/25,517.98
  6. Step 6: Final answer
    x = 11,615.23

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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.