Home / 13,732.94-18,933.13-10,909.68

Finding the Fourth Proportional to 13,732.94, 18,933.13 and 10,909.68

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Solution

The fourth proportional to 13,732.94, 18,933.13 and 10,909.68 is: 15,040.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,732.94 : 18,933.13 = 10,909.68 : x
  2. Step 2: Convert to fraction form
    13,732.94/18,933.13 = 10,909.68/x
  3. Step 3: Cross multiply
    13,732.94x = 18,933.13 × 10,909.68
  4. Step 4: Simplify right side
    13,732.94x = 206,554,389.70
  5. Step 5: Solve for x
    x = 206,554,389.70/13,732.94
  6. Step 6: Final answer
    x = 15,040.80

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