Home / 13,472.73-20,204.37-5,148.36

Finding the Fourth Proportional to 13,472.73, 20,204.37 and 5,148.36

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Solution

The fourth proportional to 13,472.73, 20,204.37 and 5,148.36 is: 7,720.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,472.73 : 20,204.37 = 5,148.36 : x
  2. Step 2: Convert to fraction form
    13,472.73/20,204.37 = 5,148.36/x
  3. Step 3: Cross multiply
    13,472.73x = 20,204.37 × 5,148.36
  4. Step 4: Simplify right side
    13,472.73x = 104,019,370.33
  5. Step 5: Solve for x
    x = 104,019,370.33/13,472.73
  6. Step 6: Final answer
    x = 7,720.73

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