Home / 20,161.05-27,822.36-11,087.00

Finding the Fourth Proportional to 20,161.05, 27,822.36 and 11,087.00

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Solution

The fourth proportional to 20,161.05, 27,822.36 and 11,087.00 is: 15,300.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,161.05 : 27,822.36 = 11,087.00 : x
  2. Step 2: Convert to fraction form
    20,161.05/27,822.36 = 11,087.00/x
  3. Step 3: Cross multiply
    20,161.05x = 27,822.36 × 11,087.00
  4. Step 4: Simplify right side
    20,161.05x = 308,466,557.36
  5. Step 5: Solve for x
    x = 308,466,557.36/20,161.05
  6. Step 6: Final answer
    x = 15,300.12

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