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Finding the Fourth Proportional to 35,063.62, 48,414.63 and 23,143.90

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Solution

The fourth proportional to 35,063.62, 48,414.63 and 23,143.90 is: 31,956.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,063.62 : 48,414.63 = 23,143.90 : x
  2. Step 2: Convert to fraction form
    35,063.62/48,414.63 = 23,143.90/x
  3. Step 3: Cross multiply
    35,063.62x = 48,414.63 × 23,143.90
  4. Step 4: Simplify right side
    35,063.62x = 1,120,503,355.26
  5. Step 5: Solve for x
    x = 1,120,503,355.26/35,063.62
  6. Step 6: Final answer
    x = 31,956.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.