Home / 23,121.37-34,687.93-6,481.47

Finding the Fourth Proportional to 23,121.37, 34,687.93 and 6,481.47

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Solution

The fourth proportional to 23,121.37, 34,687.93 and 6,481.47 is: 9,723.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,121.37 : 34,687.93 = 6,481.47 : x
  2. Step 2: Convert to fraction form
    23,121.37/34,687.93 = 6,481.47/x
  3. Step 3: Cross multiply
    23,121.37x = 34,687.93 × 6,481.47
  4. Step 4: Simplify right side
    23,121.37x = 224,828,777.66
  5. Step 5: Solve for x
    x = 224,828,777.66/23,121.37
  6. Step 6: Final answer
    x = 9,723.85

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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.