Home / 31,191.06-43,043.97-17,044.21

Finding the Fourth Proportional to 31,191.06, 43,043.97 and 17,044.21

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Solution

The fourth proportional to 31,191.06, 43,043.97 and 17,044.21 is: 23,521.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,191.06 : 43,043.97 = 17,044.21 : x
  2. Step 2: Convert to fraction form
    31,191.06/43,043.97 = 17,044.21/x
  3. Step 3: Cross multiply
    31,191.06x = 43,043.97 × 17,044.21
  4. Step 4: Simplify right side
    31,191.06x = 733,650,463.91
  5. Step 5: Solve for x
    x = 733,650,463.91/31,191.06
  6. Step 6: Final answer
    x = 23,521.18

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Double scale
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Similar ratio
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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.