Home / 20,022.76-30,169.30-16,589.17

Finding the Fourth Proportional to 20,022.76, 30,169.30 and 16,589.17

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Solution

The fourth proportional to 20,022.76, 30,169.30 and 16,589.17 is: 24,995.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,022.76 : 30,169.30 = 16,589.17 : x
  2. Step 2: Convert to fraction form
    20,022.76/30,169.30 = 16,589.17/x
  3. Step 3: Cross multiply
    20,022.76x = 30,169.30 × 16,589.17
  4. Step 4: Simplify right side
    20,022.76x = 500,483,563.54
  5. Step 5: Solve for x
    x = 500,483,563.54/20,022.76
  6. Step 6: Final answer
    x = 24,995.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.