Home / 38,082.57-57,137.54-17,020.86

Finding the Fourth Proportional to 38,082.57, 57,137.54 and 17,020.86

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Solution

The fourth proportional to 38,082.57, 57,137.54 and 17,020.86 is: 25,537.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,082.57 : 57,137.54 = 17,020.86 : x
  2. Step 2: Convert to fraction form
    38,082.57/57,137.54 = 17,020.86/x
  3. Step 3: Cross multiply
    38,082.57x = 57,137.54 × 17,020.86
  4. Step 4: Simplify right side
    38,082.57x = 972,529,983.98
  5. Step 5: Solve for x
    x = 972,529,983.98/38,082.57
  6. Step 6: Final answer
    x = 25,537.40

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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.