Home / 38,462.34-57,659.22-20,702.54

Finding the Fourth Proportional to 38,462.34, 57,659.22 and 20,702.54

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Solution

The fourth proportional to 38,462.34, 57,659.22 and 20,702.54 is: 31,035.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,462.34 : 57,659.22 = 20,702.54 : x
  2. Step 2: Convert to fraction form
    38,462.34/57,659.22 = 20,702.54/x
  3. Step 3: Cross multiply
    38,462.34x = 57,659.22 × 20,702.54
  4. Step 4: Simplify right side
    38,462.34x = 1,193,692,308.42
  5. Step 5: Solve for x
    x = 1,193,692,308.42/38,462.34
  6. Step 6: Final answer
    x = 31,035.35

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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.