Home / 29,540.56-40,769.82-16,965.40

Finding the Fourth Proportional to 29,540.56, 40,769.82 and 16,965.40

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Solution

The fourth proportional to 29,540.56, 40,769.82 and 16,965.40 is: 23,414.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,540.56 : 40,769.82 = 16,965.40 : x
  2. Step 2: Convert to fraction form
    29,540.56/40,769.82 = 16,965.40/x
  3. Step 3: Cross multiply
    29,540.56x = 40,769.82 × 16,965.40
  4. Step 4: Simplify right side
    29,540.56x = 691,676,304.23
  5. Step 5: Solve for x
    x = 691,676,304.23/29,540.56
  6. Step 6: Final answer
    x = 23,414.46

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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.