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Finding the Fourth Proportional to 22,668.39, 34,004.61 and 7,085.61

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Solution

The fourth proportional to 22,668.39, 34,004.61 and 7,085.61 is: 10,629.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,668.39 : 34,004.61 = 7,085.61 : x
  2. Step 2: Convert to fraction form
    22,668.39/34,004.61 = 7,085.61/x
  3. Step 3: Cross multiply
    22,668.39x = 34,004.61 × 7,085.61
  4. Step 4: Simplify right side
    22,668.39x = 240,943,404.66
  5. Step 5: Solve for x
    x = 240,943,404.66/22,668.39
  6. Step 6: Final answer
    x = 10,629.05

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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.