Home / 20,329.29-27,992.11-17,797.23

Finding the Fourth Proportional to 20,329.29, 27,992.11 and 17,797.23

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Solution

The fourth proportional to 20,329.29, 27,992.11 and 17,797.23 is: 24,505.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,329.29 : 27,992.11 = 17,797.23 : x
  2. Step 2: Convert to fraction form
    20,329.29/27,992.11 = 17,797.23/x
  3. Step 3: Cross multiply
    20,329.29x = 27,992.11 × 17,797.23
  4. Step 4: Simplify right side
    20,329.29x = 498,182,019.86
  5. Step 5: Solve for x
    x = 498,182,019.86/20,329.29
  6. Step 6: Final answer
    x = 24,505.63

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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.