Home / 20,022.26-27,631.90-11,524.19

Finding the Fourth Proportional to 20,022.26, 27,631.90 and 11,524.19

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Solution

The fourth proportional to 20,022.26, 27,631.90 and 11,524.19 is: 15,904.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,022.26 : 27,631.90 = 11,524.19 : x
  2. Step 2: Convert to fraction form
    20,022.26/27,631.90 = 11,524.19/x
  3. Step 3: Cross multiply
    20,022.26x = 27,631.90 × 11,524.19
  4. Step 4: Simplify right side
    20,022.26x = 318,435,202.31
  5. Step 5: Solve for x
    x = 318,435,202.31/20,022.26
  6. Step 6: Final answer
    x = 15,904.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.