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Finding the Fourth Proportional to 34,691.64, 52,037.76 and 8,396.42

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Solution

The fourth proportional to 34,691.64, 52,037.76 and 8,396.42 is: 12,594.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,691.64 : 52,037.76 = 8,396.42 : x
  2. Step 2: Convert to fraction form
    34,691.64/52,037.76 = 8,396.42/x
  3. Step 3: Cross multiply
    34,691.64x = 52,037.76 × 8,396.42
  4. Step 4: Simplify right side
    34,691.64x = 436,930,888.82
  5. Step 5: Solve for x
    x = 436,930,888.82/34,691.64
  6. Step 6: Final answer
    x = 12,594.70

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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.