Home / 49,883.04-74,803.91-20,280.78

Finding the Fourth Proportional to 49,883.04, 74,803.91 and 20,280.78

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Solution

The fourth proportional to 49,883.04, 74,803.91 and 20,280.78 is: 30,412.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,883.04 : 74,803.91 = 20,280.78 : x
  2. Step 2: Convert to fraction form
    49,883.04/74,803.91 = 20,280.78/x
  3. Step 3: Cross multiply
    49,883.04x = 74,803.91 × 20,280.78
  4. Step 4: Simplify right side
    49,883.04x = 1,517,081,540.45
  5. Step 5: Solve for x
    x = 1,517,081,540.45/49,883.04
  6. Step 6: Final answer
    x = 30,412.77

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