Home / 27,448.08-41,172.04-9,917.88

Finding the Fourth Proportional to 27,448.08, 41,172.04 and 9,917.88

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Solution

The fourth proportional to 27,448.08, 41,172.04 and 9,917.88 is: 14,876.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,448.08 : 41,172.04 = 9,917.88 : x
  2. Step 2: Convert to fraction form
    27,448.08/41,172.04 = 9,917.88/x
  3. Step 3: Cross multiply
    27,448.08x = 41,172.04 × 9,917.88
  4. Step 4: Simplify right side
    27,448.08x = 408,339,352.08
  5. Step 5: Solve for x
    x = 408,339,352.08/27,448.08
  6. Step 6: Final answer
    x = 14,876.79

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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.