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Finding the Fourth Proportional to 16,696.92, 25,028.98 and 6,822.62

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Solution

The fourth proportional to 16,696.92, 25,028.98 and 6,822.62 is: 10,227.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,696.92 : 25,028.98 = 6,822.62 : x
  2. Step 2: Convert to fraction form
    16,696.92/25,028.98 = 6,822.62/x
  3. Step 3: Cross multiply
    16,696.92x = 25,028.98 × 6,822.62
  4. Step 4: Simplify right side
    16,696.92x = 170,763,219.53
  5. Step 5: Solve for x
    x = 170,763,219.53/16,696.92
  6. Step 6: Final answer
    x = 10,227.23

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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.