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Finding the Fourth Proportional to 33,505.79, 50,259.08 and 8,545.79

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Solution

The fourth proportional to 33,505.79, 50,259.08 and 8,545.79 is: 12,818.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,505.79 : 50,259.08 = 8,545.79 : x
  2. Step 2: Convert to fraction form
    33,505.79/50,259.08 = 8,545.79/x
  3. Step 3: Cross multiply
    33,505.79x = 50,259.08 × 8,545.79
  4. Step 4: Simplify right side
    33,505.79x = 429,503,500.54
  5. Step 5: Solve for x
    x = 429,503,500.54/33,505.79
  6. Step 6: Final answer
    x = 12,818.78

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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.