Home / 31,331-43,236.96-17,184.44

Finding the Fourth Proportional to 31,331, 43,236.96 and 17,184.44

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Solution

The fourth proportional to 31,331, 43,236.96 and 17,184.44 is: 23,714.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,331 : 43,236.96 = 17,184.44 : x
  2. Step 2: Convert to fraction form
    31,331/43,236.96 = 17,184.44/x
  3. Step 3: Cross multiply
    31,331x = 43,236.96 × 17,184.44
  4. Step 4: Simplify right side
    31,331x = 743,002,944.90
  5. Step 5: Solve for x
    x = 743,002,944.90/31,331
  6. Step 6: Final answer
    x = 23,714.63

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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.