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Finding the Fourth Proportional to 18,733.78, 25,852.31 and 10,235.72

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Solution

The fourth proportional to 18,733.78, 25,852.31 and 10,235.72 is: 14,125.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,733.78 : 25,852.31 = 10,235.72 : x
  2. Step 2: Convert to fraction form
    18,733.78/25,852.31 = 10,235.72/x
  3. Step 3: Cross multiply
    18,733.78x = 25,852.31 × 10,235.72
  4. Step 4: Simplify right side
    18,733.78x = 264,616,877.25
  5. Step 5: Solve for x
    x = 264,616,877.25/18,733.78
  6. Step 6: Final answer
    x = 14,125.12

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