Home / 12,826.12-19,243.50-6,251.08

Finding the Fourth Proportional to 12,826.12, 19,243.50 and 6,251.08

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Solution

The fourth proportional to 12,826.12, 19,243.50 and 6,251.08 is: 9,378.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,826.12 : 19,243.50 = 6,251.08 : x
  2. Step 2: Convert to fraction form
    12,826.12/19,243.50 = 6,251.08/x
  3. Step 3: Cross multiply
    12,826.12x = 19,243.50 × 6,251.08
  4. Step 4: Simplify right side
    12,826.12x = 120,292,657.98
  5. Step 5: Solve for x
    x = 120,292,657.98/12,826.12
  6. Step 6: Final answer
    x = 9,378.73

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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.