Home / 27,584.69-41,355.09-11,991.38

Finding the Fourth Proportional to 27,584.69, 41,355.09 and 11,991.38

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Solution

The fourth proportional to 27,584.69, 41,355.09 and 11,991.38 is: 17,977.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,584.69 : 41,355.09 = 11,991.38 : x
  2. Step 2: Convert to fraction form
    27,584.69/41,355.09 = 11,991.38/x
  3. Step 3: Cross multiply
    27,584.69x = 41,355.09 × 11,991.38
  4. Step 4: Simplify right side
    27,584.69x = 495,904,392.35
  5. Step 5: Solve for x
    x = 495,904,392.35/27,584.69
  6. Step 6: Final answer
    x = 17,977.53

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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.