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Finding the Fourth Proportional to 17,673.66, 24,363.96 and 12,351.96

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Solution

The fourth proportional to 17,673.66, 24,363.96 and 12,351.96 is: 17,027.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,673.66 : 24,363.96 = 12,351.96 : x
  2. Step 2: Convert to fraction form
    17,673.66/24,363.96 = 12,351.96/x
  3. Step 3: Cross multiply
    17,673.66x = 24,363.96 × 12,351.96
  4. Step 4: Simplify right side
    17,673.66x = 300,942,659.36
  5. Step 5: Solve for x
    x = 300,942,659.36/17,673.66
  6. Step 6: Final answer
    x = 17,027.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.