Home / 20,254.44-30,382.58-6,213.44

Finding the Fourth Proportional to 20,254.44, 30,382.58 and 6,213.44

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Solution

The fourth proportional to 20,254.44, 30,382.58 and 6,213.44 is: 9,320.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,254.44 : 30,382.58 = 6,213.44 : x
  2. Step 2: Convert to fraction form
    20,254.44/30,382.58 = 6,213.44/x
  3. Step 3: Cross multiply
    20,254.44x = 30,382.58 × 6,213.44
  4. Step 4: Simplify right side
    20,254.44x = 188,780,337.88
  5. Step 5: Solve for x
    x = 188,780,337.88/20,254.44
  6. Step 6: Final answer
    x = 9,320.44

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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.