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Finding the Fourth Proportional to 13,803.71, 19,049.87 and 7,836.17

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Solution

The fourth proportional to 13,803.71, 19,049.87 and 7,836.17 is: 10,814.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,803.71 : 19,049.87 = 7,836.17 : x
  2. Step 2: Convert to fraction form
    13,803.71/19,049.87 = 7,836.17/x
  3. Step 3: Cross multiply
    13,803.71x = 19,049.87 × 7,836.17
  4. Step 4: Simplify right side
    13,803.71x = 149,277,980.62
  5. Step 5: Solve for x
    x = 149,277,980.62/13,803.71
  6. Step 6: Final answer
    x = 10,814.34

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