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Finding the Fourth Proportional to 33,763.73, 50,601.74 and 13,749.89

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Solution

The fourth proportional to 33,763.73, 50,601.74 and 13,749.89 is: 20,606.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,763.73 : 50,601.74 = 13,749.89 : x
  2. Step 2: Convert to fraction form
    33,763.73/50,601.74 = 13,749.89/x
  3. Step 3: Cross multiply
    33,763.73x = 50,601.74 × 13,749.89
  4. Step 4: Simplify right side
    33,763.73x = 695,768,037.05
  5. Step 5: Solve for x
    x = 695,768,037.05/33,763.73
  6. Step 6: Final answer
    x = 20,606.97

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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.