Home / 14,622.97-20,182.18-8,251.37

Finding the Fourth Proportional to 14,622.97, 20,182.18 and 8,251.37

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Solution

The fourth proportional to 14,622.97, 20,182.18 and 8,251.37 is: 11,388.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,622.97 : 20,182.18 = 8,251.37 : x
  2. Step 2: Convert to fraction form
    14,622.97/20,182.18 = 8,251.37/x
  3. Step 3: Cross multiply
    14,622.97x = 20,182.18 × 8,251.37
  4. Step 4: Simplify right side
    14,622.97x = 166,530,502.73
  5. Step 5: Solve for x
    x = 166,530,502.73/14,622.97
  6. Step 6: Final answer
    x = 11,388.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.