Home / 20,234.37-30,350.47-6,194.40

Finding the Fourth Proportional to 20,234.37, 30,350.47 and 6,194.40

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Solution

The fourth proportional to 20,234.37, 30,350.47 and 6,194.40 is: 9,291.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,234.37 : 30,350.47 = 6,194.40 : x
  2. Step 2: Convert to fraction form
    20,234.37/30,350.47 = 6,194.40/x
  3. Step 3: Cross multiply
    20,234.37x = 30,350.47 × 6,194.40
  4. Step 4: Simplify right side
    20,234.37x = 188,002,951.37
  5. Step 5: Solve for x
    x = 188,002,951.37/20,234.37
  6. Step 6: Final answer
    x = 9,291.27

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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.