Home / 22,020.27-33,023.70-7,225.80

Finding the Fourth Proportional to 22,020.27, 33,023.70 and 7,225.80

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Solution

The fourth proportional to 22,020.27, 33,023.70 and 7,225.80 is: 10,836.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,020.27 : 33,023.70 = 7,225.80 : x
  2. Step 2: Convert to fraction form
    22,020.27/33,023.70 = 7,225.80/x
  3. Step 3: Cross multiply
    22,020.27x = 33,023.70 × 7,225.80
  4. Step 4: Simplify right side
    22,020.27x = 238,622,651.46
  5. Step 5: Solve for x
    x = 238,622,651.46/22,020.27
  6. Step 6: Final answer
    x = 10,836.50

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Half scale
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Double scale
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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.