Home / 36,799.31-50,789.68-21,691.08

Finding the Fourth Proportional to 36,799.31, 50,789.68 and 21,691.08

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Solution

The fourth proportional to 36,799.31, 50,789.68 and 21,691.08 is: 29,937.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,799.31 : 50,789.68 = 21,691.08 : x
  2. Step 2: Convert to fraction form
    36,799.31/50,789.68 = 21,691.08/x
  3. Step 3: Cross multiply
    36,799.31x = 50,789.68 × 21,691.08
  4. Step 4: Simplify right side
    36,799.31x = 1,101,682,957.83
  5. Step 5: Solve for x
    x = 1,101,682,957.83/36,799.31
  6. Step 6: Final answer
    x = 29,937.60

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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.