Home / 27,643.43-41,481.21-11,631.79

Finding the Fourth Proportional to 27,643.43, 41,481.21 and 11,631.79

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Solution

The fourth proportional to 27,643.43, 41,481.21 and 11,631.79 is: 17,454.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,643.43 : 41,481.21 = 11,631.79 : x
  2. Step 2: Convert to fraction form
    27,643.43/41,481.21 = 11,631.79/x
  3. Step 3: Cross multiply
    27,643.43x = 41,481.21 × 11,631.79
  4. Step 4: Simplify right side
    27,643.43x = 482,500,458.10
  5. Step 5: Solve for x
    x = 482,500,458.10/27,643.43
  6. Step 6: Final answer
    x = 17,454.44

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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.