Home / 12,826.42-19,257.53-6,591.72

Finding the Fourth Proportional to 12,826.42, 19,257.53 and 6,591.72

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Solution

The fourth proportional to 12,826.42, 19,257.53 and 6,591.72 is: 9,896.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,826.42 : 19,257.53 = 6,591.72 : x
  2. Step 2: Convert to fraction form
    12,826.42/19,257.53 = 6,591.72/x
  3. Step 3: Cross multiply
    12,826.42x = 19,257.53 × 6,591.72
  4. Step 4: Simplify right side
    12,826.42x = 126,940,245.65
  5. Step 5: Solve for x
    x = 126,940,245.65/12,826.42
  6. Step 6: Final answer
    x = 9,896.78

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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.