Home / 31,034.07-42,827.91-16,887.81

Finding the Fourth Proportional to 31,034.07, 42,827.91 and 16,887.81

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Solution

The fourth proportional to 31,034.07, 42,827.91 and 16,887.81 is: 23,305.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,034.07 : 42,827.91 = 16,887.81 : x
  2. Step 2: Convert to fraction form
    31,034.07/42,827.91 = 16,887.81/x
  3. Step 3: Cross multiply
    31,034.07x = 42,827.91 × 16,887.81
  4. Step 4: Simplify right side
    31,034.07x = 723,269,606.78
  5. Step 5: Solve for x
    x = 723,269,606.78/31,034.07
  6. Step 6: Final answer
    x = 23,305.66

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