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Finding the Fourth Proportional to 33,956.46, 50,934.64 and 12,896.46

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Solution

The fourth proportional to 33,956.46, 50,934.64 and 12,896.46 is: 19,344.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,956.46 : 50,934.64 = 12,896.46 : x
  2. Step 2: Convert to fraction form
    33,956.46/50,934.64 = 12,896.46/x
  3. Step 3: Cross multiply
    33,956.46x = 50,934.64 × 12,896.46
  4. Step 4: Simplify right side
    33,956.46x = 656,876,260.46
  5. Step 5: Solve for x
    x = 656,876,260.46/33,956.46
  6. Step 6: Final answer
    x = 19,344.67

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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.