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Finding the Fourth Proportional to 34,704.32, 52,056.48 and 8,408.96

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Solution

The fourth proportional to 34,704.32, 52,056.48 and 8,408.96 is: 12,613.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,704.32 : 52,056.48 = 8,408.96 : x
  2. Step 2: Convert to fraction form
    34,704.32/52,056.48 = 8,408.96/x
  3. Step 3: Cross multiply
    34,704.32x = 52,056.48 × 8,408.96
  4. Step 4: Simplify right side
    34,704.32x = 437,740,858.06
  5. Step 5: Solve for x
    x = 437,740,858.06/34,704.32
  6. Step 6: Final answer
    x = 12,613.44

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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.