Home / 38,217.06-57,299.42-19,460.79

Finding the Fourth Proportional to 38,217.06, 57,299.42 and 19,460.79

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Solution

The fourth proportional to 38,217.06, 57,299.42 and 19,460.79 is: 29,177.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,217.06 : 57,299.42 = 19,460.79 : x
  2. Step 2: Convert to fraction form
    38,217.06/57,299.42 = 19,460.79/x
  3. Step 3: Cross multiply
    38,217.06x = 57,299.42 × 19,460.79
  4. Step 4: Simplify right side
    38,217.06x = 1,115,092,028.39
  5. Step 5: Solve for x
    x = 1,115,092,028.39/38,217.06
  6. Step 6: Final answer
    x = 29,177.86

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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.