Home / 31,937.82-44,074.17-18,516.87

Finding the Fourth Proportional to 31,937.82, 44,074.17 and 18,516.87

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Solution

The fourth proportional to 31,937.82, 44,074.17 and 18,516.87 is: 25,553.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,937.82 : 44,074.17 = 18,516.87 : x
  2. Step 2: Convert to fraction form
    31,937.82/44,074.17 = 18,516.87/x
  3. Step 3: Cross multiply
    31,937.82x = 44,074.17 × 18,516.87
  4. Step 4: Simplify right side
    31,937.82x = 816,115,676.25
  5. Step 5: Solve for x
    x = 816,115,676.25/31,937.82
  6. Step 6: Final answer
    x = 25,553.27

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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.