Home / 20,022.77-27,634.17-11,524.72

Finding the Fourth Proportional to 20,022.77, 27,634.17 and 11,524.72

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Solution

The fourth proportional to 20,022.77, 27,634.17 and 11,524.72 is: 15,905.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,022.77 : 27,634.17 = 11,524.72 : x
  2. Step 2: Convert to fraction form
    20,022.77/27,634.17 = 11,524.72/x
  3. Step 3: Cross multiply
    20,022.77x = 27,634.17 × 11,524.72
  4. Step 4: Simplify right side
    20,022.77x = 318,476,071.68
  5. Step 5: Solve for x
    x = 318,476,071.68/20,022.77
  6. Step 6: Final answer
    x = 15,905.69

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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.