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Finding the Fourth Proportional to 37,671.54, 56,512.80 and 11,378.40

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Solution

The fourth proportional to 37,671.54, 56,512.80 and 11,378.40 is: 17,069.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,671.54 : 56,512.80 = 11,378.40 : x
  2. Step 2: Convert to fraction form
    37,671.54/56,512.80 = 11,378.40/x
  3. Step 3: Cross multiply
    37,671.54x = 56,512.80 × 11,378.40
  4. Step 4: Simplify right side
    37,671.54x = 643,025,243.52
  5. Step 5: Solve for x
    x = 643,025,243.52/37,671.54
  6. Step 6: Final answer
    x = 17,069.26

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