Home / 27,166.80-40,767.30-11,584.20

Finding the Fourth Proportional to 27,166.80, 40,767.30 and 11,584.20

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Solution

The fourth proportional to 27,166.80, 40,767.30 and 11,584.20 is: 17,383.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,166.80 : 40,767.30 = 11,584.20 : x
  2. Step 2: Convert to fraction form
    27,166.80/40,767.30 = 11,584.20/x
  3. Step 3: Cross multiply
    27,166.80x = 40,767.30 × 11,584.20
  4. Step 4: Simplify right side
    27,166.80x = 472,256,556.66
  5. Step 5: Solve for x
    x = 472,256,556.66/27,166.80
  6. Step 6: Final answer
    x = 17,383.59

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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.