Home / 38,067.90-57,101.85-18,348.45

Finding the Fourth Proportional to 38,067.90, 57,101.85 and 18,348.45

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Solution

The fourth proportional to 38,067.90, 57,101.85 and 18,348.45 is: 27,522.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,067.90 : 57,101.85 = 18,348.45 : x
  2. Step 2: Convert to fraction form
    38,067.90/57,101.85 = 18,348.45/x
  3. Step 3: Cross multiply
    38,067.90x = 57,101.85 × 18,348.45
  4. Step 4: Simplify right side
    38,067.90x = 1,047,730,439.63
  5. Step 5: Solve for x
    x = 1,047,730,439.63/38,067.90
  6. Step 6: Final answer
    x = 27,522.68

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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.