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Finding the Fourth Proportional to 34,676.46, 52,014.69 and 8,381.19

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Solution

The fourth proportional to 34,676.46, 52,014.69 and 8,381.19 is: 12,571.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,676.46 : 52,014.69 = 8,381.19 : x
  2. Step 2: Convert to fraction form
    34,676.46/52,014.69 = 8,381.19/x
  3. Step 3: Cross multiply
    34,676.46x = 52,014.69 × 8,381.19
  4. Step 4: Simplify right side
    34,676.46x = 435,944,957.78
  5. Step 5: Solve for x
    x = 435,944,957.78/34,676.46
  6. Step 6: Final answer
    x = 12,571.79

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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.