Home / 31,123.74-42,954.36-17,327.46

Finding the Fourth Proportional to 31,123.74, 42,954.36 and 17,327.46

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Solution

The fourth proportional to 31,123.74, 42,954.36 and 17,327.46 is: 23,913.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,123.74 : 42,954.36 = 17,327.46 : x
  2. Step 2: Convert to fraction form
    31,123.74/42,954.36 = 17,327.46/x
  3. Step 3: Cross multiply
    31,123.74x = 42,954.36 × 17,327.46
  4. Step 4: Simplify right side
    31,123.74x = 744,289,954.73
  5. Step 5: Solve for x
    x = 744,289,954.73/31,123.74
  6. Step 6: Final answer
    x = 23,913.90

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