Home / 31,965.12-47,959.20-11,194.56

Finding the Fourth Proportional to 31,965.12, 47,959.20 and 11,194.56

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Solution

The fourth proportional to 31,965.12, 47,959.20 and 11,194.56 is: 16,795.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,965.12 : 47,959.20 = 11,194.56 : x
  2. Step 2: Convert to fraction form
    31,965.12/47,959.20 = 11,194.56/x
  3. Step 3: Cross multiply
    31,965.12x = 47,959.20 × 11,194.56
  4. Step 4: Simplify right side
    31,965.12x = 536,882,141.95
  5. Step 5: Solve for x
    x = 536,882,141.95/31,965.12
  6. Step 6: Final answer
    x = 16,795.87

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