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Finding the Fourth Proportional to 43,795.40, 65,702.70 and 14,208.20

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Solution

The fourth proportional to 43,795.40, 65,702.70 and 14,208.20 is: 21,315.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,795.40 : 65,702.70 = 14,208.20 : x
  2. Step 2: Convert to fraction form
    43,795.40/65,702.70 = 14,208.20/x
  3. Step 3: Cross multiply
    43,795.40x = 65,702.70 × 14,208.20
  4. Step 4: Simplify right side
    43,795.40x = 933,517,102.14
  5. Step 5: Solve for x
    x = 933,517,102.14/43,795.40
  6. Step 6: Final answer
    x = 21,315.41

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