Home / 23,997.28-33,116.34-13,387.72

Finding the Fourth Proportional to 23,997.28, 33,116.34 and 13,387.72

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Solution

The fourth proportional to 23,997.28, 33,116.34 and 13,387.72 is: 18,475.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,997.28 : 33,116.34 = 13,387.72 : x
  2. Step 2: Convert to fraction form
    23,997.28/33,116.34 = 13,387.72/x
  3. Step 3: Cross multiply
    23,997.28x = 33,116.34 × 13,387.72
  4. Step 4: Simplify right side
    23,997.28x = 443,352,287.34
  5. Step 5: Solve for x
    x = 443,352,287.34/23,997.28
  6. Step 6: Final answer
    x = 18,475.11

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.