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Finding the Fourth Proportional to 13,246.70, 19,865.13 and 3,884.30

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Solution

The fourth proportional to 13,246.70, 19,865.13 and 3,884.30 is: 5,825.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,246.70 : 19,865.13 = 3,884.30 : x
  2. Step 2: Convert to fraction form
    13,246.70/19,865.13 = 3,884.30/x
  3. Step 3: Cross multiply
    13,246.70x = 19,865.13 × 3,884.30
  4. Step 4: Simplify right side
    13,246.70x = 77,162,124.46
  5. Step 5: Solve for x
    x = 77,162,124.46/13,246.70
  6. Step 6: Final answer
    x = 5,825.01

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