Home / 18,414.66-27,625.62-6,726.36

Finding the Fourth Proportional to 18,414.66, 27,625.62 and 6,726.36

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Solution

The fourth proportional to 18,414.66, 27,625.62 and 6,726.36 is: 10,090.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,414.66 : 27,625.62 = 6,726.36 : x
  2. Step 2: Convert to fraction form
    18,414.66/27,625.62 = 6,726.36/x
  3. Step 3: Cross multiply
    18,414.66x = 27,625.62 × 6,726.36
  4. Step 4: Simplify right side
    18,414.66x = 185,819,865.34
  5. Step 5: Solve for x
    x = 185,819,865.34/18,414.66
  6. Step 6: Final answer
    x = 10,090.87

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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.