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Finding the Fourth Proportional to 22,797.32, 34,200.86 and 7,216.20

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Solution

The fourth proportional to 22,797.32, 34,200.86 and 7,216.20 is: 10,825.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,797.32 : 34,200.86 = 7,216.20 : x
  2. Step 2: Convert to fraction form
    22,797.32/34,200.86 = 7,216.20/x
  3. Step 3: Cross multiply
    22,797.32x = 34,200.86 × 7,216.20
  4. Step 4: Simplify right side
    22,797.32x = 246,800,245.93
  5. Step 5: Solve for x
    x = 246,800,245.93/22,797.32
  6. Step 6: Final answer
    x = 10,825.84

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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.