Home / 18,250.75-27,371.94-5,104.05

Finding the Fourth Proportional to 18,250.75, 27,371.94 and 5,104.05

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Solution

The fourth proportional to 18,250.75, 27,371.94 and 5,104.05 is: 7,654.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,250.75 : 27,371.94 = 5,104.05 : x
  2. Step 2: Convert to fraction form
    18,250.75/27,371.94 = 5,104.05/x
  3. Step 3: Cross multiply
    18,250.75x = 27,371.94 × 5,104.05
  4. Step 4: Simplify right side
    18,250.75x = 139,707,837.93
  5. Step 5: Solve for x
    x = 139,707,837.93/18,250.75
  6. Step 6: Final answer
    x = 7,654.91

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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.