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Finding the Fourth Proportional to 35,354.78, 53,021.23 and 11,975.75

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Solution

The fourth proportional to 35,354.78, 53,021.23 and 11,975.75 is: 17,959.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,354.78 : 53,021.23 = 11,975.75 : x
  2. Step 2: Convert to fraction form
    35,354.78/53,021.23 = 11,975.75/x
  3. Step 3: Cross multiply
    35,354.78x = 53,021.23 × 11,975.75
  4. Step 4: Simplify right side
    35,354.78x = 634,968,995.17
  5. Step 5: Solve for x
    x = 634,968,995.17/35,354.78
  6. Step 6: Final answer
    x = 17,959.92

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