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Finding the Fourth Proportional to 33,396.98, 50,099.18 and 11,211.89

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Solution

The fourth proportional to 33,396.98, 50,099.18 and 11,211.89 is: 16,819.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,396.98 : 50,099.18 = 11,211.89 : x
  2. Step 2: Convert to fraction form
    33,396.98/50,099.18 = 11,211.89/x
  3. Step 3: Cross multiply
    33,396.98x = 50,099.18 × 11,211.89
  4. Step 4: Simplify right side
    33,396.98x = 561,706,188.69
  5. Step 5: Solve for x
    x = 561,706,188.69/33,396.98
  6. Step 6: Final answer
    x = 16,819.07

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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.