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Finding the Fourth Proportional to 18,070.86, 27,101.90 and 4,923.30

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Solution

The fourth proportional to 18,070.86, 27,101.90 and 4,923.30 is: 7,383.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,070.86 : 27,101.90 = 4,923.30 : x
  2. Step 2: Convert to fraction form
    18,070.86/27,101.90 = 4,923.30/x
  3. Step 3: Cross multiply
    18,070.86x = 27,101.90 × 4,923.30
  4. Step 4: Simplify right side
    18,070.86x = 133,430,784.27
  5. Step 5: Solve for x
    x = 133,430,784.27/18,070.86
  6. Step 6: Final answer
    x = 7,383.75

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