Home / 33,722.91-50,589.84-12,664.59

Finding the Fourth Proportional to 33,722.91, 50,589.84 and 12,664.59

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Solution

The fourth proportional to 33,722.91, 50,589.84 and 12,664.59 is: 18,998.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,722.91 : 50,589.84 = 12,664.59 : x
  2. Step 2: Convert to fraction form
    33,722.91/50,589.84 = 12,664.59/x
  3. Step 3: Cross multiply
    33,722.91x = 50,589.84 × 12,664.59
  4. Step 4: Simplify right side
    33,722.91x = 640,699,581.77
  5. Step 5: Solve for x
    x = 640,699,581.77/33,722.91
  6. Step 6: Final answer
    x = 18,998.94

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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.