Home / 40,864.25-61,295.99-12,784.53

Finding the Fourth Proportional to 40,864.25, 61,295.99 and 12,784.53

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Solution

The fourth proportional to 40,864.25, 61,295.99 and 12,784.53 is: 19,176.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,864.25 : 61,295.99 = 12,784.53 : x
  2. Step 2: Convert to fraction form
    40,864.25/61,295.99 = 12,784.53/x
  3. Step 3: Cross multiply
    40,864.25x = 61,295.99 × 12,784.53
  4. Step 4: Simplify right side
    40,864.25x = 783,640,660.88
  5. Step 5: Solve for x
    x = 783,640,660.88/40,864.25
  6. Step 6: Final answer
    x = 19,176.68

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