Home / 29,728.44-41,011.38-17,790.66

Finding the Fourth Proportional to 29,728.44, 41,011.38 and 17,790.66

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Solution

The fourth proportional to 29,728.44, 41,011.38 and 17,790.66 is: 24,542.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,728.44 : 41,011.38 = 17,790.66 : x
  2. Step 2: Convert to fraction form
    29,728.44/41,011.38 = 17,790.66/x
  3. Step 3: Cross multiply
    29,728.44x = 41,011.38 × 17,790.66
  4. Step 4: Simplify right side
    29,728.44x = 729,619,517.71
  5. Step 5: Solve for x
    x = 729,619,517.71/29,728.44
  6. Step 6: Final answer
    x = 24,542.81

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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.