Home / 17,116.29-25,627.10-8,778.33

Finding the Fourth Proportional to 17,116.29, 25,627.10 and 8,778.33

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Solution

The fourth proportional to 17,116.29, 25,627.10 and 8,778.33 is: 13,143.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,116.29 : 25,627.10 = 8,778.33 : x
  2. Step 2: Convert to fraction form
    17,116.29/25,627.10 = 8,778.33/x
  3. Step 3: Cross multiply
    17,116.29x = 25,627.10 × 8,778.33
  4. Step 4: Simplify right side
    17,116.29x = 224,963,096.85
  5. Step 5: Solve for x
    x = 224,963,096.85/17,116.29
  6. Step 6: Final answer
    x = 13,143.22

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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.