Home / 39,156.41-58,732.80-12,861.38

Finding the Fourth Proportional to 39,156.41, 58,732.80 and 12,861.38

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Solution

The fourth proportional to 39,156.41, 58,732.80 and 12,861.38 is: 19,291.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,156.41 : 58,732.80 = 12,861.38 : x
  2. Step 2: Convert to fraction form
    39,156.41/58,732.80 = 12,861.38/x
  3. Step 3: Cross multiply
    39,156.41x = 58,732.80 × 12,861.38
  4. Step 4: Simplify right side
    39,156.41x = 755,384,957.87
  5. Step 5: Solve for x
    x = 755,384,957.87/39,156.41
  6. Step 6: Final answer
    x = 19,291.48

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