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Finding the Fourth Proportional to 40,030.18, 55,244.50 and 22,124.80

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Solution

The fourth proportional to 40,030.18, 55,244.50 and 22,124.80 is: 30,533.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,030.18 : 55,244.50 = 22,124.80 : x
  2. Step 2: Convert to fraction form
    40,030.18/55,244.50 = 22,124.80/x
  3. Step 3: Cross multiply
    40,030.18x = 55,244.50 × 22,124.80
  4. Step 4: Simplify right side
    40,030.18x = 1,222,273,513.60
  5. Step 5: Solve for x
    x = 1,222,273,513.60/40,030.18
  6. Step 6: Final answer
    x = 30,533.80

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