Home / 38,575.72-57,896.46-15,218.56

Finding the Fourth Proportional to 38,575.72, 57,896.46 and 15,218.56

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Solution

The fourth proportional to 38,575.72, 57,896.46 and 15,218.56 is: 22,840.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,575.72 : 57,896.46 = 15,218.56 : x
  2. Step 2: Convert to fraction form
    38,575.72/57,896.46 = 15,218.56/x
  3. Step 3: Cross multiply
    38,575.72x = 57,896.46 × 15,218.56
  4. Step 4: Simplify right side
    38,575.72x = 881,100,750.30
  5. Step 5: Solve for x
    x = 881,100,750.30/38,575.72
  6. Step 6: Final answer
    x = 22,840.81

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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.