Home / 22,879.89-34,292.43-11,791.80

Finding the Fourth Proportional to 22,879.89, 34,292.43 and 11,791.80

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Solution

The fourth proportional to 22,879.89, 34,292.43 and 11,791.80 is: 17,673.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,879.89 : 34,292.43 = 11,791.80 : x
  2. Step 2: Convert to fraction form
    22,879.89/34,292.43 = 11,791.80/x
  3. Step 3: Cross multiply
    22,879.89x = 34,292.43 × 11,791.80
  4. Step 4: Simplify right side
    22,879.89x = 404,369,476.07
  5. Step 5: Solve for x
    x = 404,369,476.07/22,879.89
  6. Step 6: Final answer
    x = 17,673.58

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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.