Home / 20,733.75-31,105.49-6,882.75

Finding the Fourth Proportional to 20,733.75, 31,105.49 and 6,882.75

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Solution

The fourth proportional to 20,733.75, 31,105.49 and 6,882.75 is: 10,325.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,733.75 : 31,105.49 = 6,882.75 : x
  2. Step 2: Convert to fraction form
    20,733.75/31,105.49 = 6,882.75/x
  3. Step 3: Cross multiply
    20,733.75x = 31,105.49 × 6,882.75
  4. Step 4: Simplify right side
    20,733.75x = 214,091,276.88
  5. Step 5: Solve for x
    x = 214,091,276.88/20,733.75
  6. Step 6: Final answer
    x = 10,325.74

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