Home / 20,183.40-30,266.46-6,333.48

Finding the Fourth Proportional to 20,183.40, 30,266.46 and 6,333.48

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Solution

The fourth proportional to 20,183.40, 30,266.46 and 6,333.48 is: 9,497.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,183.40 : 30,266.46 = 6,333.48 : x
  2. Step 2: Convert to fraction form
    20,183.40/30,266.46 = 6,333.48/x
  3. Step 3: Cross multiply
    20,183.40x = 30,266.46 × 6,333.48
  4. Step 4: Simplify right side
    20,183.40x = 191,692,019.08
  5. Step 5: Solve for x
    x = 191,692,019.08/20,183.40
  6. Step 6: Final answer
    x = 9,497.51

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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.