Home / 16,771.20-25,168.88-13,523.44

Finding the Fourth Proportional to 16,771.20, 25,168.88 and 13,523.44

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Solution

The fourth proportional to 16,771.20, 25,168.88 and 13,523.44 is: 20,294.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,771.20 : 25,168.88 = 13,523.44 : x
  2. Step 2: Convert to fraction form
    16,771.20/25,168.88 = 13,523.44/x
  3. Step 3: Cross multiply
    16,771.20x = 25,168.88 × 13,523.44
  4. Step 4: Simplify right side
    16,771.20x = 340,369,838.55
  5. Step 5: Solve for x
    x = 340,369,838.55/16,771.20
  6. Step 6: Final answer
    x = 20,294.90

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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.