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Finding the Fourth Proportional to 33,267, 45,908.49 and 18,363

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Solution

The fourth proportional to 33,267, 45,908.49 and 18,363 is: 25,340.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,267 : 45,908.49 = 18,363 : x
  2. Step 2: Convert to fraction form
    33,267/45,908.49 = 18,363/x
  3. Step 3: Cross multiply
    33,267x = 45,908.49 × 18,363
  4. Step 4: Simplify right side
    33,267x = 843,017,601.87
  5. Step 5: Solve for x
    x = 843,017,601.87/33,267
  6. Step 6: Final answer
    x = 25,340.96

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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.