Home / 27,949.46-41,930.26-13,917.12

Finding the Fourth Proportional to 27,949.46, 41,930.26 and 13,917.12

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Solution

The fourth proportional to 27,949.46, 41,930.26 and 13,917.12 is: 20,878.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,949.46 : 41,930.26 = 13,917.12 : x
  2. Step 2: Convert to fraction form
    27,949.46/41,930.26 = 13,917.12/x
  3. Step 3: Cross multiply
    27,949.46x = 41,930.26 × 13,917.12
  4. Step 4: Simplify right side
    27,949.46x = 583,548,268.02
  5. Step 5: Solve for x
    x = 583,548,268.02/27,949.46
  6. Step 6: Final answer
    x = 20,878.70

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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.