Home / 12,949.79-19,424.66-4,184.69

Finding the Fourth Proportional to 12,949.79, 19,424.66 and 4,184.69

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Solution

The fourth proportional to 12,949.79, 19,424.66 and 4,184.69 is: 6,277.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,949.79 : 19,424.66 = 4,184.69 : x
  2. Step 2: Convert to fraction form
    12,949.79/19,424.66 = 4,184.69/x
  3. Step 3: Cross multiply
    12,949.79x = 19,424.66 × 4,184.69
  4. Step 4: Simplify right side
    12,949.79x = 81,286,062.41
  5. Step 5: Solve for x
    x = 81,286,062.41/12,949.79
  6. Step 6: Final answer
    x = 6,277.02

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