Home / 38,067.49-57,135.15-18,101.60

Finding the Fourth Proportional to 38,067.49, 57,135.15 and 18,101.60

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Solution

The fourth proportional to 38,067.49, 57,135.15 and 18,101.60 is: 27,168.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,067.49 : 57,135.15 = 18,101.60 : x
  2. Step 2: Convert to fraction form
    38,067.49/57,135.15 = 18,101.60/x
  3. Step 3: Cross multiply
    38,067.49x = 57,135.15 × 18,101.60
  4. Step 4: Simplify right side
    38,067.49x = 1,034,237,631.24
  5. Step 5: Solve for x
    x = 1,034,237,631.24/38,067.49
  6. Step 6: Final answer
    x = 27,168.53

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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.