Home / 39,944.46-55,123.28-22,039.41

Finding the Fourth Proportional to 39,944.46, 55,123.28 and 22,039.41

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Solution

The fourth proportional to 39,944.46, 55,123.28 and 22,039.41 is: 30,414.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,944.46 : 55,123.28 = 22,039.41 : x
  2. Step 2: Convert to fraction form
    39,944.46/55,123.28 = 22,039.41/x
  3. Step 3: Cross multiply
    39,944.46x = 55,123.28 × 22,039.41
  4. Step 4: Simplify right side
    39,944.46x = 1,214,884,292.85
  5. Step 5: Solve for x
    x = 1,214,884,292.85/39,944.46
  6. Step 6: Final answer
    x = 30,414.34

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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.