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Finding the Fourth Proportional to 18,504.93, 25,541.55 and 11,427.30

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Solution

The fourth proportional to 18,504.93, 25,541.55 and 11,427.30 is: 15,772.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,504.93 : 25,541.55 = 11,427.30 : x
  2. Step 2: Convert to fraction form
    18,504.93/25,541.55 = 11,427.30/x
  3. Step 3: Cross multiply
    18,504.93x = 25,541.55 × 11,427.30
  4. Step 4: Simplify right side
    18,504.93x = 291,870,954.32
  5. Step 5: Solve for x
    x = 291,870,954.32/18,504.93
  6. Step 6: Final answer
    x = 15,772.61

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