Home / 15,906.02-23,859.04-5,517.78

Finding the Fourth Proportional to 15,906.02, 23,859.04 and 5,517.78

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Solution

The fourth proportional to 15,906.02, 23,859.04 and 5,517.78 is: 8,276.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,906.02 : 23,859.04 = 5,517.78 : x
  2. Step 2: Convert to fraction form
    15,906.02/23,859.04 = 5,517.78/x
  3. Step 3: Cross multiply
    15,906.02x = 23,859.04 × 5,517.78
  4. Step 4: Simplify right side
    15,906.02x = 131,648,933.73
  5. Step 5: Solve for x
    x = 131,648,933.73/15,906.02
  6. Step 6: Final answer
    x = 8,276.67

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Similar ratio
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1.5x scale

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.