Home / 22,082.10-33,101.55-10,979.70

Finding the Fourth Proportional to 22,082.10, 33,101.55 and 10,979.70

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Solution

The fourth proportional to 22,082.10, 33,101.55 and 10,979.70 is: 16,458.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,082.10 : 33,101.55 = 10,979.70 : x
  2. Step 2: Convert to fraction form
    22,082.10/33,101.55 = 10,979.70/x
  3. Step 3: Cross multiply
    22,082.10x = 33,101.55 × 10,979.70
  4. Step 4: Simplify right side
    22,082.10x = 363,445,088.54
  5. Step 5: Solve for x
    x = 363,445,088.54/22,082.10
  6. Step 6: Final answer
    x = 16,458.81

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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.