Home / 13,454.56-20,181.92-3,593.68

Finding the Fourth Proportional to 13,454.56, 20,181.92 and 3,593.68

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Solution

The fourth proportional to 13,454.56, 20,181.92 and 3,593.68 is: 5,390.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,454.56 : 20,181.92 = 3,593.68 : x
  2. Step 2: Convert to fraction form
    13,454.56/20,181.92 = 3,593.68/x
  3. Step 3: Cross multiply
    13,454.56x = 20,181.92 × 3,593.68
  4. Step 4: Simplify right side
    13,454.56x = 72,527,362.27
  5. Step 5: Solve for x
    x = 72,527,362.27/13,454.56
  6. Step 6: Final answer
    x = 5,390.54

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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.