Home / 18,936.08-26,131.40-11,386.96

Finding the Fourth Proportional to 18,936.08, 26,131.40 and 11,386.96

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Solution

The fourth proportional to 18,936.08, 26,131.40 and 11,386.96 is: 15,713.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,936.08 : 26,131.40 = 11,386.96 : x
  2. Step 2: Convert to fraction form
    18,936.08/26,131.40 = 11,386.96/x
  3. Step 3: Cross multiply
    18,936.08x = 26,131.40 × 11,386.96
  4. Step 4: Simplify right side
    18,936.08x = 297,557,206.54
  5. Step 5: Solve for x
    x = 297,557,206.54/18,936.08
  6. Step 6: Final answer
    x = 15,713.77

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