Home / 15,905.02-23,857.96-4,218.24

Finding the Fourth Proportional to 15,905.02, 23,857.96 and 4,218.24

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Solution

The fourth proportional to 15,905.02, 23,857.96 and 4,218.24 is: 6,327.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,905.02 : 23,857.96 = 4,218.24 : x
  2. Step 2: Convert to fraction form
    15,905.02/23,857.96 = 4,218.24/x
  3. Step 3: Cross multiply
    15,905.02x = 23,857.96 × 4,218.24
  4. Step 4: Simplify right side
    15,905.02x = 100,638,601.19
  5. Step 5: Solve for x
    x = 100,638,601.19/15,905.02
  6. Step 6: Final answer
    x = 6,327.47

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