Home / 13,351.48-20,027.15-5,452.31

Finding the Fourth Proportional to 13,351.48, 20,027.15 and 5,452.31

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Solution

The fourth proportional to 13,351.48, 20,027.15 and 5,452.31 is: 8,178.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,351.48 : 20,027.15 = 5,452.31 : x
  2. Step 2: Convert to fraction form
    13,351.48/20,027.15 = 5,452.31/x
  3. Step 3: Cross multiply
    13,351.48x = 20,027.15 × 5,452.31
  4. Step 4: Simplify right side
    13,351.48x = 109,194,273.47
  5. Step 5: Solve for x
    x = 109,194,273.47/13,351.48
  6. Step 6: Final answer
    x = 8,178.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.