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Finding the Fourth Proportional to 25,832.84, 38,744.11 and 7,108.03

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Solution

The fourth proportional to 25,832.84, 38,744.11 and 7,108.03 is: 10,660.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,832.84 : 38,744.11 = 7,108.03 : x
  2. Step 2: Convert to fraction form
    25,832.84/38,744.11 = 7,108.03/x
  3. Step 3: Cross multiply
    25,832.84x = 38,744.11 × 7,108.03
  4. Step 4: Simplify right side
    25,832.84x = 275,394,353.52
  5. Step 5: Solve for x
    x = 275,394,353.52/25,832.84
  6. Step 6: Final answer
    x = 10,660.63

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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.