Home / 20,305.11-30,452.79-6,976.56

Finding the Fourth Proportional to 20,305.11, 30,452.79 and 6,976.56

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Solution

The fourth proportional to 20,305.11, 30,452.79 and 6,976.56 is: 10,463.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,305.11 : 30,452.79 = 6,976.56 : x
  2. Step 2: Convert to fraction form
    20,305.11/30,452.79 = 6,976.56/x
  3. Step 3: Cross multiply
    20,305.11x = 30,452.79 × 6,976.56
  4. Step 4: Simplify right side
    20,305.11x = 212,455,716.60
  5. Step 5: Solve for x
    x = 212,455,716.60/20,305.11
  6. Step 6: Final answer
    x = 10,463.17

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