Home / 38,506.34-57,719.37-18,757.73

Finding the Fourth Proportional to 38,506.34, 57,719.37 and 18,757.73

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Solution

The fourth proportional to 38,506.34, 57,719.37 and 18,757.73 is: 28,117.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,506.34 : 57,719.37 = 18,757.73 : x
  2. Step 2: Convert to fraction form
    38,506.34/57,719.37 = 18,757.73/x
  3. Step 3: Cross multiply
    38,506.34x = 57,719.37 × 18,757.73
  4. Step 4: Simplify right side
    38,506.34x = 1,082,684,358.23
  5. Step 5: Solve for x
    x = 1,082,684,358.23/38,506.34
  6. Step 6: Final answer
    x = 28,117.04

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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.