Home / 31,815.94-43,927.96-19,884.64

Finding the Fourth Proportional to 31,815.94, 43,927.96 and 19,884.64

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Solution

The fourth proportional to 31,815.94, 43,927.96 and 19,884.64 is: 27,454.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,815.94 : 43,927.96 = 19,884.64 : x
  2. Step 2: Convert to fraction form
    31,815.94/43,927.96 = 19,884.64/x
  3. Step 3: Cross multiply
    31,815.94x = 43,927.96 × 19,884.64
  4. Step 4: Simplify right side
    31,815.94x = 873,491,401.18
  5. Step 5: Solve for x
    x = 873,491,401.18/31,815.94
  6. Step 6: Final answer
    x = 27,454.53

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