Home / 38,548.99-57,777.21-19,837.85

Finding the Fourth Proportional to 38,548.99, 57,777.21 and 19,837.85

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Solution

The fourth proportional to 38,548.99, 57,777.21 and 19,837.85 is: 29,732.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,548.99 : 57,777.21 = 19,837.85 : x
  2. Step 2: Convert to fraction form
    38,548.99/57,777.21 = 19,837.85/x
  3. Step 3: Cross multiply
    38,548.99x = 57,777.21 × 19,837.85
  4. Step 4: Simplify right side
    38,548.99x = 1,146,175,769.84
  5. Step 5: Solve for x
    x = 1,146,175,769.84/38,548.99
  6. Step 6: Final answer
    x = 29,732.97

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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.