Home / 13,088.81-19,633.66-5,192.80

Finding the Fourth Proportional to 13,088.81, 19,633.66 and 5,192.80

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Solution

The fourth proportional to 13,088.81, 19,633.66 and 5,192.80 is: 7,789.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,088.81 : 19,633.66 = 5,192.80 : x
  2. Step 2: Convert to fraction form
    13,088.81/19,633.66 = 5,192.80/x
  3. Step 3: Cross multiply
    13,088.81x = 19,633.66 × 5,192.80
  4. Step 4: Simplify right side
    13,088.81x = 101,953,607.58
  5. Step 5: Solve for x
    x = 101,953,607.58/13,088.81
  6. Step 6: Final answer
    x = 7,789.37

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