Home / 38,218.31-57,301.30-19,462.04

Finding the Fourth Proportional to 38,218.31, 57,301.30 and 19,462.04

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Solution

The fourth proportional to 38,218.31, 57,301.30 and 19,462.04 is: 29,179.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,218.31 : 57,301.30 = 19,462.04 : x
  2. Step 2: Convert to fraction form
    38,218.31/57,301.30 = 19,462.04/x
  3. Step 3: Cross multiply
    38,218.31x = 57,301.30 × 19,462.04
  4. Step 4: Simplify right side
    38,218.31x = 1,115,200,095.34
  5. Step 5: Solve for x
    x = 1,115,200,095.34/38,218.31
  6. Step 6: Final answer
    x = 29,179.73

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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.