Home / 38,067.48-57,101.22-11,771.64

Finding the Fourth Proportional to 38,067.48, 57,101.22 and 11,771.64

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Solution

The fourth proportional to 38,067.48, 57,101.22 and 11,771.64 is: 17,657.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,067.48 : 57,101.22 = 11,771.64 : x
  2. Step 2: Convert to fraction form
    38,067.48/57,101.22 = 11,771.64/x
  3. Step 3: Cross multiply
    38,067.48x = 57,101.22 × 11,771.64
  4. Step 4: Simplify right side
    38,067.48x = 672,175,005.40
  5. Step 5: Solve for x
    x = 672,175,005.40/38,067.48
  6. Step 6: Final answer
    x = 17,657.46

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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.