Home / 49,064.16-67,707.72-28,921.80

Finding the Fourth Proportional to 49,064.16, 67,707.72 and 28,921.80

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Solution

The fourth proportional to 49,064.16, 67,707.72 and 28,921.80 is: 39,911.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,064.16 : 67,707.72 = 28,921.80 : x
  2. Step 2: Convert to fraction form
    49,064.16/67,707.72 = 28,921.80/x
  3. Step 3: Cross multiply
    49,064.16x = 67,707.72 × 28,921.80
  4. Step 4: Simplify right side
    49,064.16x = 1,958,229,136.30
  5. Step 5: Solve for x
    x = 1,958,229,136.30/49,064.16
  6. Step 6: Final answer
    x = 39,911.60

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