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Finding the Fourth Proportional to 33,956.58, 50,934.83 and 12,896.58

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Solution

The fourth proportional to 33,956.58, 50,934.83 and 12,896.58 is: 19,344.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,956.58 : 50,934.83 = 12,896.58 : x
  2. Step 2: Convert to fraction form
    33,956.58/50,934.83 = 12,896.58/x
  3. Step 3: Cross multiply
    33,956.58x = 50,934.83 × 12,896.58
  4. Step 4: Simplify right side
    33,956.58x = 656,885,045.40
  5. Step 5: Solve for x
    x = 656,885,045.40/33,956.58
  6. Step 6: Final answer
    x = 19,344.85

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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.