Home / 11,933.32-16,468.50-6,628.64

Finding the Fourth Proportional to 11,933.32, 16,468.50 and 6,628.64

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Solution

The fourth proportional to 11,933.32, 16,468.50 and 6,628.64 is: 9,147.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,933.32 : 16,468.50 = 6,628.64 : x
  2. Step 2: Convert to fraction form
    11,933.32/16,468.50 = 6,628.64/x
  3. Step 3: Cross multiply
    11,933.32x = 16,468.50 × 6,628.64
  4. Step 4: Simplify right side
    11,933.32x = 109,163,757.84
  5. Step 5: Solve for x
    x = 109,163,757.84/11,933.32
  6. Step 6: Final answer
    x = 9,147.81

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