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Finding the Fourth Proportional to 31,841.82, 43,942.50 and 17,695.44

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Solution

The fourth proportional to 31,841.82, 43,942.50 and 17,695.44 is: 24,420.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,841.82 : 43,942.50 = 17,695.44 : x
  2. Step 2: Convert to fraction form
    31,841.82/43,942.50 = 17,695.44/x
  3. Step 3: Cross multiply
    31,841.82x = 43,942.50 × 17,695.44
  4. Step 4: Simplify right side
    31,841.82x = 777,581,872.20
  5. Step 5: Solve for x
    x = 777,581,872.20/31,841.82
  6. Step 6: Final answer
    x = 24,420.15

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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.