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Finding the Fourth Proportional to 18,192.42, 25,105.95 and 10,235.52

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Solution

The fourth proportional to 18,192.42, 25,105.95 and 10,235.52 is: 14,125.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,192.42 : 25,105.95 = 10,235.52 : x
  2. Step 2: Convert to fraction form
    18,192.42/25,105.95 = 10,235.52/x
  3. Step 3: Cross multiply
    18,192.42x = 25,105.95 × 10,235.52
  4. Step 4: Simplify right side
    18,192.42x = 256,972,453.34
  5. Step 5: Solve for x
    x = 256,972,453.34/18,192.42
  6. Step 6: Final answer
    x = 14,125.25

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