Home / 21,786.72-32,637.84-11,373.36

Finding the Fourth Proportional to 21,786.72, 32,637.84 and 11,373.36

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Solution

The fourth proportional to 21,786.72, 32,637.84 and 11,373.36 is: 17,037.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,786.72 : 32,637.84 = 11,373.36 : x
  2. Step 2: Convert to fraction form
    21,786.72/32,637.84 = 11,373.36/x
  3. Step 3: Cross multiply
    21,786.72x = 32,637.84 × 11,373.36
  4. Step 4: Simplify right side
    21,786.72x = 371,201,903.94
  5. Step 5: Solve for x
    x = 371,201,903.94/21,786.72
  6. Step 6: Final answer
    x = 17,037.99

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