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Finding the Fourth Proportional to 34,143.92, 51,489.11 and 33,676.44

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Solution

The fourth proportional to 34,143.92, 51,489.11 and 33,676.44 is: 50,784.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,143.92 : 51,489.11 = 33,676.44 : x
  2. Step 2: Convert to fraction form
    34,143.92/51,489.11 = 33,676.44/x
  3. Step 3: Cross multiply
    34,143.92x = 51,489.11 × 33,676.44
  4. Step 4: Simplify right side
    34,143.92x = 1,733,969,755.19
  5. Step 5: Solve for x
    x = 1,733,969,755.19/34,143.92
  6. Step 6: Final answer
    x = 50,784.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.