Home / 27,379.17-41,081.18-11,588.49

Finding the Fourth Proportional to 27,379.17, 41,081.18 and 11,588.49

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Solution

The fourth proportional to 27,379.17, 41,081.18 and 11,588.49 is: 17,387.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,379.17 : 41,081.18 = 11,588.49 : x
  2. Step 2: Convert to fraction form
    27,379.17/41,081.18 = 11,588.49/x
  3. Step 3: Cross multiply
    27,379.17x = 41,081.18 × 11,588.49
  4. Step 4: Simplify right side
    27,379.17x = 476,068,785.68
  5. Step 5: Solve for x
    x = 476,068,785.68/27,379.17
  6. Step 6: Final answer
    x = 17,387.99

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1.5x scale

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.