Home / 29,540.45-40,765.64-16,111.64

Finding the Fourth Proportional to 29,540.45, 40,765.64 and 16,111.64

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Solution

The fourth proportional to 29,540.45, 40,765.64 and 16,111.64 is: 22,233.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,540.45 : 40,765.64 = 16,111.64 : x
  2. Step 2: Convert to fraction form
    29,540.45/40,765.64 = 16,111.64/x
  3. Step 3: Cross multiply
    29,540.45x = 40,765.64 × 16,111.64
  4. Step 4: Simplify right side
    29,540.45x = 656,801,031.66
  5. Step 5: Solve for x
    x = 656,801,031.66/29,540.45
  6. Step 6: Final answer
    x = 22,233.96

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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.