Home / 27,400.88-41,076.65-9,858.38

Finding the Fourth Proportional to 27,400.88, 41,076.65 and 9,858.38

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Solution

The fourth proportional to 27,400.88, 41,076.65 and 9,858.38 is: 14,778.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,400.88 : 41,076.65 = 9,858.38 : x
  2. Step 2: Convert to fraction form
    27,400.88/41,076.65 = 9,858.38/x
  3. Step 3: Cross multiply
    27,400.88x = 41,076.65 × 9,858.38
  4. Step 4: Simplify right side
    27,400.88x = 404,949,044.09
  5. Step 5: Solve for x
    x = 404,949,044.09/27,400.88
  6. Step 6: Final answer
    x = 14,778.69

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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.