Home / 51,929.39-71,660.86-32,819.42

Finding the Fourth Proportional to 51,929.39, 71,660.86 and 32,819.42

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Solution

The fourth proportional to 51,929.39, 71,660.86 and 32,819.42 is: 45,289.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,929.39 : 71,660.86 = 32,819.42 : x
  2. Step 2: Convert to fraction form
    51,929.39/71,660.86 = 32,819.42/x
  3. Step 3: Cross multiply
    51,929.39x = 71,660.86 × 32,819.42
  4. Step 4: Simplify right side
    51,929.39x = 2,351,867,861.90
  5. Step 5: Solve for x
    x = 2,351,867,861.90/51,929.39
  6. Step 6: Final answer
    x = 45,289.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.