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Finding the Fourth Proportional to 29,266.14, 40,387.28 and 15,837.40

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Solution

The fourth proportional to 29,266.14, 40,387.28 and 15,837.40 is: 21,855.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,266.14 : 40,387.28 = 15,837.40 : x
  2. Step 2: Convert to fraction form
    29,266.14/40,387.28 = 15,837.40/x
  3. Step 3: Cross multiply
    29,266.14x = 40,387.28 × 15,837.40
  4. Step 4: Simplify right side
    29,266.14x = 639,629,319.95
  5. Step 5: Solve for x
    x = 639,629,319.95/29,266.14
  6. Step 6: Final answer
    x = 21,855.61

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