Home / 51,388.43-77,021.28-26,440.43

Finding the Fourth Proportional to 51,388.43, 77,021.28 and 26,440.43

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Solution

The fourth proportional to 51,388.43, 77,021.28 and 26,440.43 is: 39,629.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,388.43 : 77,021.28 = 26,440.43 : x
  2. Step 2: Convert to fraction form
    51,388.43/77,021.28 = 26,440.43/x
  3. Step 3: Cross multiply
    51,388.43x = 77,021.28 × 26,440.43
  4. Step 4: Simplify right side
    51,388.43x = 2,036,475,377.24
  5. Step 5: Solve for x
    x = 2,036,475,377.24/51,388.43
  6. Step 6: Final answer
    x = 39,629.07

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