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Finding the Fourth Proportional to 14,181.75, 19,571.49 and 7,894.13

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Solution

The fourth proportional to 14,181.75, 19,571.49 and 7,894.13 is: 10,894.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,181.75 : 19,571.49 = 7,894.13 : x
  2. Step 2: Convert to fraction form
    14,181.75/19,571.49 = 7,894.13/x
  3. Step 3: Cross multiply
    14,181.75x = 19,571.49 × 7,894.13
  4. Step 4: Simplify right side
    14,181.75x = 154,499,788.50
  5. Step 5: Solve for x
    x = 154,499,788.50/14,181.75
  6. Step 6: Final answer
    x = 10,894.27

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