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Finding the Fourth Proportional to 17,194.96, 25,793.31 and 5,356.81

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Solution

The fourth proportional to 17,194.96, 25,793.31 and 5,356.81 is: 8,035.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,194.96 : 25,793.31 = 5,356.81 : x
  2. Step 2: Convert to fraction form
    17,194.96/25,793.31 = 5,356.81/x
  3. Step 3: Cross multiply
    17,194.96x = 25,793.31 × 5,356.81
  4. Step 4: Simplify right side
    17,194.96x = 138,169,860.94
  5. Step 5: Solve for x
    x = 138,169,860.94/17,194.96
  6. Step 6: Final answer
    x = 8,035.49

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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.