Home / 27,379.28-41,073.99-8,664.03

Finding the Fourth Proportional to 27,379.28, 41,073.99 and 8,664.03

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Solution

The fourth proportional to 27,379.28, 41,073.99 and 8,664.03 is: 12,997.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,379.28 : 41,073.99 = 8,664.03 : x
  2. Step 2: Convert to fraction form
    27,379.28/41,073.99 = 8,664.03/x
  3. Step 3: Cross multiply
    27,379.28x = 41,073.99 × 8,664.03
  4. Step 4: Simplify right side
    27,379.28x = 355,866,249.09
  5. Step 5: Solve for x
    x = 355,866,249.09/27,379.28
  6. Step 6: Final answer
    x = 12,997.65

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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.