Home / 38,506.14-57,736.80-18,764.82

Finding the Fourth Proportional to 38,506.14, 57,736.80 and 18,764.82

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Solution

The fourth proportional to 38,506.14, 57,736.80 and 18,764.82 is: 28,136.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,506.14 : 57,736.80 = 18,764.82 : x
  2. Step 2: Convert to fraction form
    38,506.14/57,736.80 = 18,764.82/x
  3. Step 3: Cross multiply
    38,506.14x = 57,736.80 × 18,764.82
  4. Step 4: Simplify right side
    38,506.14x = 1,083,420,659.38
  5. Step 5: Solve for x
    x = 1,083,420,659.38/38,506.14
  6. Step 6: Final answer
    x = 28,136.31

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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.