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Finding the Fourth Proportional to 42,185.52, 63,281.52 and 11,020.32

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Solution

The fourth proportional to 42,185.52, 63,281.52 and 11,020.32 is: 16,531.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,185.52 : 63,281.52 = 11,020.32 : x
  2. Step 2: Convert to fraction form
    42,185.52/63,281.52 = 11,020.32/x
  3. Step 3: Cross multiply
    42,185.52x = 63,281.52 × 11,020.32
  4. Step 4: Simplify right side
    42,185.52x = 697,382,600.49
  5. Step 5: Solve for x
    x = 697,382,600.49/42,185.52
  6. Step 6: Final answer
    x = 16,531.33

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