Home / 31,146.51-46,724.39-10,079.49

Finding the Fourth Proportional to 31,146.51, 46,724.39 and 10,079.49

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Solution

The fourth proportional to 31,146.51, 46,724.39 and 10,079.49 is: 15,120.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,146.51 : 46,724.39 = 10,079.49 : x
  2. Step 2: Convert to fraction form
    31,146.51/46,724.39 = 10,079.49/x
  3. Step 3: Cross multiply
    31,146.51x = 46,724.39 × 10,079.49
  4. Step 4: Simplify right side
    31,146.51x = 470,958,021.76
  5. Step 5: Solve for x
    x = 470,958,021.76/31,146.51
  6. Step 6: Final answer
    x = 15,120.73

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