Home / 18,206.11-27,310.34-5,726.62

Finding the Fourth Proportional to 18,206.11, 27,310.34 and 5,726.62

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Solution

The fourth proportional to 18,206.11, 27,310.34 and 5,726.62 is: 8,590.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,206.11 : 27,310.34 = 5,726.62 : x
  2. Step 2: Convert to fraction form
    18,206.11/27,310.34 = 5,726.62/x
  3. Step 3: Cross multiply
    18,206.11x = 27,310.34 × 5,726.62
  4. Step 4: Simplify right side
    18,206.11x = 156,395,774.07
  5. Step 5: Solve for x
    x = 156,395,774.07/18,206.11
  6. Step 6: Final answer
    x = 8,590.29

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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.