Home / 33,975.72-50,982.48-12,929.76

Finding the Fourth Proportional to 33,975.72, 50,982.48 and 12,929.76

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Solution

The fourth proportional to 33,975.72, 50,982.48 and 12,929.76 is: 19,401.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,975.72 : 50,982.48 = 12,929.76 : x
  2. Step 2: Convert to fraction form
    33,975.72/50,982.48 = 12,929.76/x
  3. Step 3: Cross multiply
    33,975.72x = 50,982.48 × 12,929.76
  4. Step 4: Simplify right side
    33,975.72x = 659,191,230.60
  5. Step 5: Solve for x
    x = 659,191,230.60/33,975.72
  6. Step 6: Final answer
    x = 19,401.83

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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.