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Finding the Fourth Proportional to 15,161.27, 22,747.07 and 9,249.99

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Solution

The fourth proportional to 15,161.27, 22,747.07 and 9,249.99 is: 13,878.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,161.27 : 22,747.07 = 9,249.99 : x
  2. Step 2: Convert to fraction form
    15,161.27/22,747.07 = 9,249.99/x
  3. Step 3: Cross multiply
    15,161.27x = 22,747.07 × 9,249.99
  4. Step 4: Simplify right side
    15,161.27x = 210,410,170.03
  5. Step 5: Solve for x
    x = 210,410,170.03/15,161.27
  6. Step 6: Final answer
    x = 13,878.14

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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.