Home / 17,972.20-26,958.30-16,589.80

Finding the Fourth Proportional to 17,972.20, 26,958.30 and 16,589.80

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Solution

The fourth proportional to 17,972.20, 26,958.30 and 16,589.80 is: 24,884.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,972.20 : 26,958.30 = 16,589.80 : x
  2. Step 2: Convert to fraction form
    17,972.20/26,958.30 = 16,589.80/x
  3. Step 3: Cross multiply
    17,972.20x = 26,958.30 × 16,589.80
  4. Step 4: Simplify right side
    17,972.20x = 447,232,805.34
  5. Step 5: Solve for x
    x = 447,232,805.34/17,972.20
  6. Step 6: Final answer
    x = 24,884.70

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1.5x scale

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.