Home / 21,777.12-32,593.68-18,735.84

Finding the Fourth Proportional to 21,777.12, 32,593.68 and 18,735.84

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Solution

The fourth proportional to 21,777.12, 32,593.68 and 18,735.84 is: 28,041.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,777.12 : 32,593.68 = 18,735.84 : x
  2. Step 2: Convert to fraction form
    21,777.12/32,593.68 = 18,735.84/x
  3. Step 3: Cross multiply
    21,777.12x = 32,593.68 × 18,735.84
  4. Step 4: Simplify right side
    21,777.12x = 610,669,973.49
  5. Step 5: Solve for x
    x = 610,669,973.49/21,777.12
  6. Step 6: Final answer
    x = 28,041.82

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