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Finding the Fourth Proportional to 22,718.03, 34,052.99 and 8,668.98

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Solution

The fourth proportional to 22,718.03, 34,052.99 and 8,668.98 is: 12,994.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,718.03 : 34,052.99 = 8,668.98 : x
  2. Step 2: Convert to fraction form
    22,718.03/34,052.99 = 8,668.98/x
  3. Step 3: Cross multiply
    22,718.03x = 34,052.99 × 8,668.98
  4. Step 4: Simplify right side
    22,718.03x = 295,204,645.91
  5. Step 5: Solve for x
    x = 295,204,645.91/22,718.03
  6. Step 6: Final answer
    x = 12,994.29

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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.