Home / 27,984.15-41,949.83-13,930.88

Finding the Fourth Proportional to 27,984.15, 41,949.83 and 13,930.88

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Solution

The fourth proportional to 27,984.15, 41,949.83 and 13,930.88 is: 20,883.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,984.15 : 41,949.83 = 13,930.88 : x
  2. Step 2: Convert to fraction form
    27,984.15/41,949.83 = 13,930.88/x
  3. Step 3: Cross multiply
    27,984.15x = 41,949.83 × 13,930.88
  4. Step 4: Simplify right side
    27,984.15x = 584,397,872.83
  5. Step 5: Solve for x
    x = 584,397,872.83/27,984.15
  6. Step 6: Final answer
    x = 20,883.17

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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.