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Finding the Fourth Proportional to 12,794.92, 17,633.37 and 9,251.98

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Solution

The fourth proportional to 12,794.92, 17,633.37 and 9,251.98 is: 12,750.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,794.92 : 17,633.37 = 9,251.98 : x
  2. Step 2: Convert to fraction form
    12,794.92/17,633.37 = 9,251.98/x
  3. Step 3: Cross multiply
    12,794.92x = 17,633.37 × 9,251.98
  4. Step 4: Simplify right side
    12,794.92x = 163,143,586.57
  5. Step 5: Solve for x
    x = 163,143,586.57/12,794.92
  6. Step 6: Final answer
    x = 12,750.65

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1.5x scale

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.