Home / 18,401.39-27,606.19-6,714.61

Finding the Fourth Proportional to 18,401.39, 27,606.19 and 6,714.61

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Solution

The fourth proportional to 18,401.39, 27,606.19 and 6,714.61 is: 10,073.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,401.39 : 27,606.19 = 6,714.61 : x
  2. Step 2: Convert to fraction form
    18,401.39/27,606.19 = 6,714.61/x
  3. Step 3: Cross multiply
    18,401.39x = 27,606.19 × 6,714.61
  4. Step 4: Simplify right side
    18,401.39x = 185,364,799.44
  5. Step 5: Solve for x
    x = 185,364,799.44/18,401.39
  6. Step 6: Final answer
    x = 10,073.41

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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.