Home / 31,026.13-42,805.60-19,085.11

Finding the Fourth Proportional to 31,026.13, 42,805.60 and 19,085.11

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Solution

The fourth proportional to 31,026.13, 42,805.60 and 19,085.11 is: 26,331.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,026.13 : 42,805.60 = 19,085.11 : x
  2. Step 2: Convert to fraction form
    31,026.13/42,805.60 = 19,085.11/x
  3. Step 3: Cross multiply
    31,026.13x = 42,805.60 × 19,085.11
  4. Step 4: Simplify right side
    31,026.13x = 816,949,429.89
  5. Step 5: Solve for x
    x = 816,949,429.89/31,026.13
  6. Step 6: Final answer
    x = 26,331.02

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