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Finding the Fourth Proportional to 33,472.92, 50,144.30 and 18,636.92

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Solution

The fourth proportional to 33,472.92, 50,144.30 and 18,636.92 is: 27,919.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,472.92 : 50,144.30 = 18,636.92 : x
  2. Step 2: Convert to fraction form
    33,472.92/50,144.30 = 18,636.92/x
  3. Step 3: Cross multiply
    33,472.92x = 50,144.30 × 18,636.92
  4. Step 4: Simplify right side
    33,472.92x = 934,535,307.56
  5. Step 5: Solve for x
    x = 934,535,307.56/33,472.92
  6. Step 6: Final answer
    x = 27,919.15

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1.5x scale

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.