Home / 20,226.69-30,343.28-5,996.61

Finding the Fourth Proportional to 20,226.69, 30,343.28 and 5,996.61

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Solution

The fourth proportional to 20,226.69, 30,343.28 and 5,996.61 is: 8,995.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,226.69 : 30,343.28 = 5,996.61 : x
  2. Step 2: Convert to fraction form
    20,226.69/30,343.28 = 5,996.61/x
  3. Step 3: Cross multiply
    20,226.69x = 30,343.28 × 5,996.61
  4. Step 4: Simplify right side
    20,226.69x = 181,956,786.30
  5. Step 5: Solve for x
    x = 181,956,786.30/20,226.69
  6. Step 6: Final answer
    x = 8,995.88

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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.