Home / 20,199.25-30,299.96-6,349.33

Finding the Fourth Proportional to 20,199.25, 30,299.96 and 6,349.33

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Solution

The fourth proportional to 20,199.25, 30,299.96 and 6,349.33 is: 9,524.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,199.25 : 30,299.96 = 6,349.33 : x
  2. Step 2: Convert to fraction form
    20,199.25/30,299.96 = 6,349.33/x
  3. Step 3: Cross multiply
    20,199.25x = 30,299.96 × 6,349.33
  4. Step 4: Simplify right side
    20,199.25x = 192,384,445.03
  5. Step 5: Solve for x
    x = 192,384,445.03/20,199.25
  6. Step 6: Final answer
    x = 9,524.34

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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.