Home / 20,311.04-30,411.60-13,273.52

Finding the Fourth Proportional to 20,311.04, 30,411.60 and 13,273.52

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Solution

The fourth proportional to 20,311.04, 30,411.60 and 13,273.52 is: 19,874.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,311.04 : 30,411.60 = 13,273.52 : x
  2. Step 2: Convert to fraction form
    20,311.04/30,411.60 = 13,273.52/x
  3. Step 3: Cross multiply
    20,311.04x = 30,411.60 × 13,273.52
  4. Step 4: Simplify right side
    20,311.04x = 403,668,980.83
  5. Step 5: Solve for x
    x = 403,668,980.83/20,311.04
  6. Step 6: Final answer
    x = 19,874.36

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