Home / 12,400.03-17,112.05-6,734.80

Finding the Fourth Proportional to 12,400.03, 17,112.05 and 6,734.80

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Solution

The fourth proportional to 12,400.03, 17,112.05 and 6,734.80 is: 9,294.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,400.03 : 17,112.05 = 6,734.80 : x
  2. Step 2: Convert to fraction form
    12,400.03/17,112.05 = 6,734.80/x
  3. Step 3: Cross multiply
    12,400.03x = 17,112.05 × 6,734.80
  4. Step 4: Simplify right side
    12,400.03x = 115,246,234.34
  5. Step 5: Solve for x
    x = 115,246,234.34/12,400.03
  6. Step 6: Final answer
    x = 9,294.03

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