Home / 13,608.35-20,414.62-4,246.37

Finding the Fourth Proportional to 13,608.35, 20,414.62 and 4,246.37

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Solution

The fourth proportional to 13,608.35, 20,414.62 and 4,246.37 is: 6,370.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,608.35 : 20,414.62 = 4,246.37 : x
  2. Step 2: Convert to fraction form
    13,608.35/20,414.62 = 4,246.37/x
  3. Step 3: Cross multiply
    13,608.35x = 20,414.62 × 4,246.37
  4. Step 4: Simplify right side
    13,608.35x = 86,687,989.39
  5. Step 5: Solve for x
    x = 86,687,989.39/13,608.35
  6. Step 6: Final answer
    x = 6,370.21

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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.