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Finding the Fourth Proportional to 22,678.33, 33,918.02 and 20,197.02

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Solution

The fourth proportional to 22,678.33, 33,918.02 and 20,197.02 is: 30,206.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,678.33 : 33,918.02 = 20,197.02 : x
  2. Step 2: Convert to fraction form
    22,678.33/33,918.02 = 20,197.02/x
  3. Step 3: Cross multiply
    22,678.33x = 33,918.02 × 20,197.02
  4. Step 4: Simplify right side
    22,678.33x = 685,042,878.05
  5. Step 5: Solve for x
    x = 685,042,878.05/22,678.33
  6. Step 6: Final answer
    x = 30,206.94

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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.