Home / 33,817.86-50,690.97-12,748.77

Finding the Fourth Proportional to 33,817.86, 50,690.97 and 12,748.77

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Solution

The fourth proportional to 33,817.86, 50,690.97 and 12,748.77 is: 19,109.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,817.86 : 50,690.97 = 12,748.77 : x
  2. Step 2: Convert to fraction form
    33,817.86/50,690.97 = 12,748.77/x
  3. Step 3: Cross multiply
    33,817.86x = 50,690.97 × 12,748.77
  4. Step 4: Simplify right side
    33,817.86x = 646,247,517.61
  5. Step 5: Solve for x
    x = 646,247,517.61/33,817.86
  6. Step 6: Final answer
    x = 19,109.65

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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.