Home / 12,749.66-19,110.81-6,166.79

Finding the Fourth Proportional to 12,749.66, 19,110.81 and 6,166.79

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Solution

The fourth proportional to 12,749.66, 19,110.81 and 6,166.79 is: 9,243.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,749.66 : 19,110.81 = 6,166.79 : x
  2. Step 2: Convert to fraction form
    12,749.66/19,110.81 = 6,166.79/x
  3. Step 3: Cross multiply
    12,749.66x = 19,110.81 × 6,166.79
  4. Step 4: Simplify right side
    12,749.66x = 117,852,256.45
  5. Step 5: Solve for x
    x = 117,852,256.45/12,749.66
  6. Step 6: Final answer
    x = 9,243.56

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