Home / 15,861.27-23,796.23-5,474.55

Finding the Fourth Proportional to 15,861.27, 23,796.23 and 5,474.55

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Solution

The fourth proportional to 15,861.27, 23,796.23 and 5,474.55 is: 8,213.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,861.27 : 23,796.23 = 5,474.55 : x
  2. Step 2: Convert to fraction form
    15,861.27/23,796.23 = 5,474.55/x
  3. Step 3: Cross multiply
    15,861.27x = 23,796.23 × 5,474.55
  4. Step 4: Simplify right side
    15,861.27x = 130,273,650.95
  5. Step 5: Solve for x
    x = 130,273,650.95/15,861.27
  6. Step 6: Final answer
    x = 8,213.32

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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.