Home / 14,181.21-21,271.82-6,380.91

Finding the Fourth Proportional to 14,181.21, 21,271.82 and 6,380.91

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Solution

The fourth proportional to 14,181.21, 21,271.82 and 6,380.91 is: 9,571.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,181.21 : 21,271.82 = 6,380.91 : x
  2. Step 2: Convert to fraction form
    14,181.21/21,271.82 = 6,380.91/x
  3. Step 3: Cross multiply
    14,181.21x = 21,271.82 × 6,380.91
  4. Step 4: Simplify right side
    14,181.21x = 135,733,568.96
  5. Step 5: Solve for x
    x = 135,733,568.96/14,181.21
  6. Step 6: Final answer
    x = 9,571.37

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