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Finding the Fourth Proportional to 41,702.96, 62,546.96 and 20,636.22

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Solution

The fourth proportional to 41,702.96, 62,546.96 and 20,636.22 is: 30,950.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,702.96 : 62,546.96 = 20,636.22 : x
  2. Step 2: Convert to fraction form
    41,702.96/62,546.96 = 20,636.22/x
  3. Step 3: Cross multiply
    41,702.96x = 62,546.96 × 20,636.22
  4. Step 4: Simplify right side
    41,702.96x = 1,290,732,826.89
  5. Step 5: Solve for x
    x = 1,290,732,826.89/41,702.96
  6. Step 6: Final answer
    x = 30,950.63

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1.5x scale

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.