Home / 31,881.39-43,996.18-17,734.23

Finding the Fourth Proportional to 31,881.39, 43,996.18 and 17,734.23

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Solution

The fourth proportional to 31,881.39, 43,996.18 and 17,734.23 is: 24,473.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,881.39 : 43,996.18 = 17,734.23 : x
  2. Step 2: Convert to fraction form
    31,881.39/43,996.18 = 17,734.23/x
  3. Step 3: Cross multiply
    31,881.39x = 43,996.18 × 17,734.23
  4. Step 4: Simplify right side
    31,881.39x = 780,238,375.24
  5. Step 5: Solve for x
    x = 780,238,375.24/31,881.39
  6. Step 6: Final answer
    x = 24,473.16

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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.