Home / 27,896.38-41,791.80-21,625.66

Finding the Fourth Proportional to 27,896.38, 41,791.80 and 21,625.66

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Solution

The fourth proportional to 27,896.38, 41,791.80 and 21,625.66 is: 32,397.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,896.38 : 41,791.80 = 21,625.66 : x
  2. Step 2: Convert to fraction form
    27,896.38/41,791.80 = 21,625.66/x
  3. Step 3: Cross multiply
    27,896.38x = 41,791.80 × 21,625.66
  4. Step 4: Simplify right side
    27,896.38x = 903,775,390.92
  5. Step 5: Solve for x
    x = 903,775,390.92/27,896.38
  6. Step 6: Final answer
    x = 32,397.59

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1.5x scale

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.