Home / 33,717.91-50,582.34-12,659.61

Finding the Fourth Proportional to 33,717.91, 50,582.34 and 12,659.61

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Solution

The fourth proportional to 33,717.91, 50,582.34 and 12,659.61 is: 18,991.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,717.91 : 50,582.34 = 12,659.61 : x
  2. Step 2: Convert to fraction form
    33,717.91/50,582.34 = 12,659.61/x
  3. Step 3: Cross multiply
    33,717.91x = 50,582.34 × 12,659.61
  4. Step 4: Simplify right side
    33,717.91x = 640,352,697.29
  5. Step 5: Solve for x
    x = 640,352,697.29/33,717.91
  6. Step 6: Final answer
    x = 18,991.47

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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.