Home / 13,723.41-18,928.76-10,886.81

Finding the Fourth Proportional to 13,723.41, 18,928.76 and 10,886.81

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Solution

The fourth proportional to 13,723.41, 18,928.76 and 10,886.81 is: 15,016.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,723.41 : 18,928.76 = 10,886.81 : x
  2. Step 2: Convert to fraction form
    13,723.41/18,928.76 = 10,886.81/x
  3. Step 3: Cross multiply
    13,723.41x = 18,928.76 × 10,886.81
  4. Step 4: Simplify right side
    13,723.41x = 206,073,664.58
  5. Step 5: Solve for x
    x = 206,073,664.58/13,723.41
  6. Step 6: Final answer
    x = 15,016.22

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