Home / 22,022.20-33,036.90-7,227.10

Finding the Fourth Proportional to 22,022.20, 33,036.90 and 7,227.10

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Solution

The fourth proportional to 22,022.20, 33,036.90 and 7,227.10 is: 10,841.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,022.20 : 33,036.90 = 7,227.10 : x
  2. Step 2: Convert to fraction form
    22,022.20/33,036.90 = 7,227.10/x
  3. Step 3: Cross multiply
    22,022.20x = 33,036.90 × 7,227.10
  4. Step 4: Simplify right side
    22,022.20x = 238,760,979.99
  5. Step 5: Solve for x
    x = 238,760,979.99/22,022.20
  6. Step 6: Final answer
    x = 10,841.83

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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.