Home / 27,959.25-41,883.51-18,105.45

Finding the Fourth Proportional to 27,959.25, 41,883.51 and 18,105.45

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Solution

The fourth proportional to 27,959.25, 41,883.51 and 18,105.45 is: 27,122.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,959.25 : 41,883.51 = 18,105.45 : x
  2. Step 2: Convert to fraction form
    27,959.25/41,883.51 = 18,105.45/x
  3. Step 3: Cross multiply
    27,959.25x = 41,883.51 × 18,105.45
  4. Step 4: Simplify right side
    27,959.25x = 758,319,796.13
  5. Step 5: Solve for x
    x = 758,319,796.13/27,959.25
  6. Step 6: Final answer
    x = 27,122.32

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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.