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Finding the Fourth Proportional to 53,598.40, 80,405.52 and 18,528.64

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Solution

The fourth proportional to 53,598.40, 80,405.52 and 18,528.64 is: 27,795.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,598.40 : 80,405.52 = 18,528.64 : x
  2. Step 2: Convert to fraction form
    53,598.40/80,405.52 = 18,528.64/x
  3. Step 3: Cross multiply
    53,598.40x = 80,405.52 × 18,528.64
  4. Step 4: Simplify right side
    53,598.40x = 1,489,804,934.09
  5. Step 5: Solve for x
    x = 1,489,804,934.09/53,598.40
  6. Step 6: Final answer
    x = 27,795.70

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