Home / 38,393.91-57,553.88-19,682.73

Finding the Fourth Proportional to 38,393.91, 57,553.88 and 19,682.73

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Solution

The fourth proportional to 38,393.91, 57,553.88 and 19,682.73 is: 29,505.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,393.91 : 57,553.88 = 19,682.73 : x
  2. Step 2: Convert to fraction form
    38,393.91/57,553.88 = 19,682.73/x
  3. Step 3: Cross multiply
    38,393.91x = 57,553.88 × 19,682.73
  4. Step 4: Simplify right side
    38,393.91x = 1,132,817,382.08
  5. Step 5: Solve for x
    x = 1,132,817,382.08/38,393.91
  6. Step 6: Final answer
    x = 29,505.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.