Home / 38,239.72-57,360.54-18,514.60

Finding the Fourth Proportional to 38,239.72, 57,360.54 and 18,514.60

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Solution

The fourth proportional to 38,239.72, 57,360.54 and 18,514.60 is: 27,772.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,239.72 : 57,360.54 = 18,514.60 : x
  2. Step 2: Convert to fraction form
    38,239.72/57,360.54 = 18,514.60/x
  3. Step 3: Cross multiply
    38,239.72x = 57,360.54 × 18,514.60
  4. Step 4: Simplify right side
    38,239.72x = 1,062,007,453.88
  5. Step 5: Solve for x
    x = 1,062,007,453.88/38,239.72
  6. Step 6: Final answer
    x = 27,772.36

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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.