Home / 22,082.96-33,121.08-10,986

Finding the Fourth Proportional to 22,082.96, 33,121.08 and 10,986

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Solution

The fourth proportional to 22,082.96, 33,121.08 and 10,986 is: 16,477.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,082.96 : 33,121.08 = 10,986 : x
  2. Step 2: Convert to fraction form
    22,082.96/33,121.08 = 10,986/x
  3. Step 3: Cross multiply
    22,082.96x = 33,121.08 × 10,986
  4. Step 4: Simplify right side
    22,082.96x = 363,868,184.88
  5. Step 5: Solve for x
    x = 363,868,184.88/22,082.96
  6. Step 6: Final answer
    x = 16,477.33

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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.