Home / 15,874.36-23,811.60-4,187.28

Finding the Fourth Proportional to 15,874.36, 23,811.60 and 4,187.28

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Solution

The fourth proportional to 15,874.36, 23,811.60 and 4,187.28 is: 6,280.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,874.36 : 23,811.60 = 4,187.28 : x
  2. Step 2: Convert to fraction form
    15,874.36/23,811.60 = 4,187.28/x
  3. Step 3: Cross multiply
    15,874.36x = 23,811.60 × 4,187.28
  4. Step 4: Simplify right side
    15,874.36x = 99,705,836.45
  5. Step 5: Solve for x
    x = 99,705,836.45/15,874.36
  6. Step 6: Final answer
    x = 6,280.94

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