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Finding the Fourth Proportional to 37,406.63, 51,622.22 and 20,640.71

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Solution

The fourth proportional to 37,406.63, 51,622.22 and 20,640.71 is: 28,484.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,406.63 : 51,622.22 = 20,640.71 : x
  2. Step 2: Convert to fraction form
    37,406.63/51,622.22 = 20,640.71/x
  3. Step 3: Cross multiply
    37,406.63x = 51,622.22 × 20,640.71
  4. Step 4: Simplify right side
    37,406.63x = 1,065,519,272.58
  5. Step 5: Solve for x
    x = 1,065,519,272.58/37,406.63
  6. Step 6: Final answer
    x = 28,484.77

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