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Finding the Fourth Proportional to 13,751.43, 18,976.99 and 7,463.82

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Solution

The fourth proportional to 13,751.43, 18,976.99 and 7,463.82 is: 10,300.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,751.43 : 18,976.99 = 7,463.82 : x
  2. Step 2: Convert to fraction form
    13,751.43/18,976.99 = 7,463.82/x
  3. Step 3: Cross multiply
    13,751.43x = 18,976.99 × 7,463.82
  4. Step 4: Simplify right side
    13,751.43x = 141,640,837.50
  5. Step 5: Solve for x
    x = 141,640,837.50/13,751.43
  6. Step 6: Final answer
    x = 10,300.08

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