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Finding the Fourth Proportional to 17,297.78, 25,929.32 and 6,753.29

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Solution

The fourth proportional to 17,297.78, 25,929.32 and 6,753.29 is: 10,123.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,297.78 : 25,929.32 = 6,753.29 : x
  2. Step 2: Convert to fraction form
    17,297.78/25,929.32 = 6,753.29/x
  3. Step 3: Cross multiply
    17,297.78x = 25,929.32 × 6,753.29
  4. Step 4: Simplify right side
    17,297.78x = 175,108,054.05
  5. Step 5: Solve for x
    x = 175,108,054.05/17,297.78
  6. Step 6: Final answer
    x = 10,123.15

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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.