Home / 16,682.20-25,023.30-6,828.55

Finding the Fourth Proportional to 16,682.20, 25,023.30 and 6,828.55

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Solution

The fourth proportional to 16,682.20, 25,023.30 and 6,828.55 is: 10,242.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,682.20 : 25,023.30 = 6,828.55 : x
  2. Step 2: Convert to fraction form
    16,682.20/25,023.30 = 6,828.55/x
  3. Step 3: Cross multiply
    16,682.20x = 25,023.30 × 6,828.55
  4. Step 4: Simplify right side
    16,682.20x = 170,872,855.22
  5. Step 5: Solve for x
    x = 170,872,855.22/16,682.20
  6. Step 6: Final answer
    x = 10,242.83

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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.