Home / 25,132.59-37,687.82-11,809.38

Finding the Fourth Proportional to 25,132.59, 37,687.82 and 11,809.38

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Solution

The fourth proportional to 25,132.59, 37,687.82 and 11,809.38 is: 17,708.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,132.59 : 37,687.82 = 11,809.38 : x
  2. Step 2: Convert to fraction form
    25,132.59/37,687.82 = 11,809.38/x
  3. Step 3: Cross multiply
    25,132.59x = 37,687.82 × 11,809.38
  4. Step 4: Simplify right side
    25,132.59x = 445,069,540.27
  5. Step 5: Solve for x
    x = 445,069,540.27/25,132.59
  6. Step 6: Final answer
    x = 17,708.86

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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.