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Finding the Fourth Proportional to 33,609.87, 50,383.64 and 14,879.91

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Solution

The fourth proportional to 33,609.87, 50,383.64 and 14,879.91 is: 22,306.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,609.87 : 50,383.64 = 14,879.91 : x
  2. Step 2: Convert to fraction form
    33,609.87/50,383.64 = 14,879.91/x
  3. Step 3: Cross multiply
    33,609.87x = 50,383.64 × 14,879.91
  4. Step 4: Simplify right side
    33,609.87x = 749,703,954.27
  5. Step 5: Solve for x
    x = 749,703,954.27/33,609.87
  6. Step 6: Final answer
    x = 22,306.07

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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.