Home / 27,917.54-41,867.30-9,193.12

Finding the Fourth Proportional to 27,917.54, 41,867.30 and 9,193.12

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Solution

The fourth proportional to 27,917.54, 41,867.30 and 9,193.12 is: 13,786.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,917.54 : 41,867.30 = 9,193.12 : x
  2. Step 2: Convert to fraction form
    27,917.54/41,867.30 = 9,193.12/x
  3. Step 3: Cross multiply
    27,917.54x = 41,867.30 × 9,193.12
  4. Step 4: Simplify right side
    27,917.54x = 384,891,112.98
  5. Step 5: Solve for x
    x = 384,891,112.98/27,917.54
  6. Step 6: Final answer
    x = 13,786.71

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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.