Home / 16,818.12-25,238.46-5,874.12

Finding the Fourth Proportional to 16,818.12, 25,238.46 and 5,874.12

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Solution

The fourth proportional to 16,818.12, 25,238.46 and 5,874.12 is: 8,815.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,818.12 : 25,238.46 = 5,874.12 : x
  2. Step 2: Convert to fraction form
    16,818.12/25,238.46 = 5,874.12/x
  3. Step 3: Cross multiply
    16,818.12x = 25,238.46 × 5,874.12
  4. Step 4: Simplify right side
    16,818.12x = 148,253,742.66
  5. Step 5: Solve for x
    x = 148,253,742.66/16,818.12
  6. Step 6: Final answer
    x = 8,815.12

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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.