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Finding the Fourth Proportional to 17,294.45, 25,919.73 and 9,494.15

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Solution

The fourth proportional to 17,294.45, 25,919.73 and 9,494.15 is: 14,229.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,294.45 : 25,919.73 = 9,494.15 : x
  2. Step 2: Convert to fraction form
    17,294.45/25,919.73 = 9,494.15/x
  3. Step 3: Cross multiply
    17,294.45x = 25,919.73 × 9,494.15
  4. Step 4: Simplify right side
    17,294.45x = 246,085,674.98
  5. Step 5: Solve for x
    x = 246,085,674.98/17,294.45
  6. Step 6: Final answer
    x = 14,229.17

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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.