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Finding the Fourth Proportional to 13,796.28, 19,038.84 and 7,508.64

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Solution

The fourth proportional to 13,796.28, 19,038.84 and 7,508.64 is: 10,361.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,796.28 : 19,038.84 = 7,508.64 : x
  2. Step 2: Convert to fraction form
    13,796.28/19,038.84 = 7,508.64/x
  3. Step 3: Cross multiply
    13,796.28x = 19,038.84 × 7,508.64
  4. Step 4: Simplify right side
    13,796.28x = 142,955,795.58
  5. Step 5: Solve for x
    x = 142,955,795.58/13,796.28
  6. Step 6: Final answer
    x = 10,361.91

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