Home / 47,819.76-71,739.32-16,657.44

Finding the Fourth Proportional to 47,819.76, 71,739.32 and 16,657.44

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Solution

The fourth proportional to 47,819.76, 71,739.32 and 16,657.44 is: 24,989.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,819.76 : 71,739.32 = 16,657.44 : x
  2. Step 2: Convert to fraction form
    47,819.76/71,739.32 = 16,657.44/x
  3. Step 3: Cross multiply
    47,819.76x = 71,739.32 × 16,657.44
  4. Step 4: Simplify right side
    47,819.76x = 1,194,993,418.54
  5. Step 5: Solve for x
    x = 1,194,993,418.54/47,819.76
  6. Step 6: Final answer
    x = 24,989.53

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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.