Home / 38,429.56-57,566.22-19,922.68

Finding the Fourth Proportional to 38,429.56, 57,566.22 and 19,922.68

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Solution

The fourth proportional to 38,429.56, 57,566.22 and 19,922.68 is: 29,843.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,429.56 : 57,566.22 = 19,922.68 : x
  2. Step 2: Convert to fraction form
    38,429.56/57,566.22 = 19,922.68/x
  3. Step 3: Cross multiply
    38,429.56x = 57,566.22 × 19,922.68
  4. Step 4: Simplify right side
    38,429.56x = 1,146,873,379.87
  5. Step 5: Solve for x
    x = 1,146,873,379.87/38,429.56
  6. Step 6: Final answer
    x = 29,843.52

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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.