Home / 22,282.38-33,431.03-7,290.18

Finding the Fourth Proportional to 22,282.38, 33,431.03 and 7,290.18

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Solution

The fourth proportional to 22,282.38, 33,431.03 and 7,290.18 is: 10,937.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,282.38 : 33,431.03 = 7,290.18 : x
  2. Step 2: Convert to fraction form
    22,282.38/33,431.03 = 7,290.18/x
  3. Step 3: Cross multiply
    22,282.38x = 33,431.03 × 7,290.18
  4. Step 4: Simplify right side
    22,282.38x = 243,718,189.83
  5. Step 5: Solve for x
    x = 243,718,189.83/22,282.38
  6. Step 6: Final answer
    x = 10,937.71

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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.