Home / 53,539.20-80,358.48-38,561.76

Finding the Fourth Proportional to 53,539.20, 80,358.48 and 38,561.76

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Solution

The fourth proportional to 53,539.20, 80,358.48 and 38,561.76 is: 57,878.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,539.20 : 80,358.48 = 38,561.76 : x
  2. Step 2: Convert to fraction form
    53,539.20/80,358.48 = 38,561.76/x
  3. Step 3: Cross multiply
    53,539.20x = 80,358.48 × 38,561.76
  4. Step 4: Simplify right side
    53,539.20x = 3,098,764,419.72
  5. Step 5: Solve for x
    x = 3,098,764,419.72/53,539.20
  6. Step 6: Final answer
    x = 57,878.42

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