Home / 13,456.47-20,183.14-3,596.52

Finding the Fourth Proportional to 13,456.47, 20,183.14 and 3,596.52

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Solution

The fourth proportional to 13,456.47, 20,183.14 and 3,596.52 is: 5,394.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,456.47 : 20,183.14 = 3,596.52 : x
  2. Step 2: Convert to fraction form
    13,456.47/20,183.14 = 3,596.52/x
  3. Step 3: Cross multiply
    13,456.47x = 20,183.14 × 3,596.52
  4. Step 4: Simplify right side
    13,456.47x = 72,589,057.68
  5. Step 5: Solve for x
    x = 72,589,057.68/13,456.47
  6. Step 6: Final answer
    x = 5,394.36

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1.5x scale

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.