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Finding the Fourth Proportional to 41,305.41, 61,949.07 and 11,722.59

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Solution

The fourth proportional to 41,305.41, 61,949.07 and 11,722.59 is: 17,581.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,305.41 : 61,949.07 = 11,722.59 : x
  2. Step 2: Convert to fraction form
    41,305.41/61,949.07 = 11,722.59/x
  3. Step 3: Cross multiply
    41,305.41x = 61,949.07 × 11,722.59
  4. Step 4: Simplify right side
    41,305.41x = 726,203,548.49
  5. Step 5: Solve for x
    x = 726,203,548.49/41,305.41
  6. Step 6: Final answer
    x = 17,581.32

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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.