Home / 22,253.87-30,709.34-12,182.73

Finding the Fourth Proportional to 22,253.87, 30,709.34 and 12,182.73

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Solution

The fourth proportional to 22,253.87, 30,709.34 and 12,182.73 is: 16,811.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,253.87 : 30,709.34 = 12,182.73 : x
  2. Step 2: Convert to fraction form
    22,253.87/30,709.34 = 12,182.73/x
  3. Step 3: Cross multiply
    22,253.87x = 30,709.34 × 12,182.73
  4. Step 4: Simplify right side
    22,253.87x = 374,123,628.16
  5. Step 5: Solve for x
    x = 374,123,628.16/22,253.87
  6. Step 6: Final answer
    x = 16,811.62

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Double scale
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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.