Home / 17,766.73-26,640.78-8,872.53

Finding the Fourth Proportional to 17,766.73, 26,640.78 and 8,872.53

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Solution

The fourth proportional to 17,766.73, 26,640.78 and 8,872.53 is: 13,304.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,766.73 : 26,640.78 = 8,872.53 : x
  2. Step 2: Convert to fraction form
    17,766.73/26,640.78 = 8,872.53/x
  3. Step 3: Cross multiply
    17,766.73x = 26,640.78 × 8,872.53
  4. Step 4: Simplify right side
    17,766.73x = 236,371,119.77
  5. Step 5: Solve for x
    x = 236,371,119.77/17,766.73
  6. Step 6: Final answer
    x = 13,304.14

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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.