Home / 38,493.26-57,793.59-19,789.16

Finding the Fourth Proportional to 38,493.26, 57,793.59 and 19,789.16

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Solution

The fourth proportional to 38,493.26, 57,793.59 and 19,789.16 is: 29,711.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,493.26 : 57,793.59 = 19,789.16 : x
  2. Step 2: Convert to fraction form
    38,493.26/57,793.59 = 19,789.16/x
  3. Step 3: Cross multiply
    38,493.26x = 57,793.59 × 19,789.16
  4. Step 4: Simplify right side
    38,493.26x = 1,143,686,599.48
  5. Step 5: Solve for x
    x = 1,143,686,599.48/38,493.26
  6. Step 6: Final answer
    x = 29,711.35

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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.