Home / 39,944.71-55,123.89-22,039.73

Finding the Fourth Proportional to 39,944.71, 55,123.89 and 22,039.73

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Solution

The fourth proportional to 39,944.71, 55,123.89 and 22,039.73 is: 30,414.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,944.71 : 55,123.89 = 22,039.73 : x
  2. Step 2: Convert to fraction form
    39,944.71/55,123.89 = 22,039.73/x
  3. Step 3: Cross multiply
    39,944.71x = 55,123.89 × 22,039.73
  4. Step 4: Simplify right side
    39,944.71x = 1,214,915,376.53
  5. Step 5: Solve for x
    x = 1,214,915,376.53/39,944.71
  6. Step 6: Final answer
    x = 30,414.93

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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.