Home / 18,159.88-27,233.82-5,845

Finding the Fourth Proportional to 18,159.88, 27,233.82 and 5,845

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Solution

The fourth proportional to 18,159.88, 27,233.82 and 5,845 is: 8,765.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,159.88 : 27,233.82 = 5,845 : x
  2. Step 2: Convert to fraction form
    18,159.88/27,233.82 = 5,845/x
  3. Step 3: Cross multiply
    18,159.88x = 27,233.82 × 5,845
  4. Step 4: Simplify right side
    18,159.88x = 159,181,677.90
  5. Step 5: Solve for x
    x = 159,181,677.90/18,159.88
  6. Step 6: Final answer
    x = 8,765.57

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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.