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Finding the Fourth Proportional to 34,634.42, 51,951.65 and 8,339.16

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Solution

The fourth proportional to 34,634.42, 51,951.65 and 8,339.16 is: 12,508.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,634.42 : 51,951.65 = 8,339.16 : x
  2. Step 2: Convert to fraction form
    34,634.42/51,951.65 = 8,339.16/x
  3. Step 3: Cross multiply
    34,634.42x = 51,951.65 × 8,339.16
  4. Step 4: Simplify right side
    34,634.42x = 433,233,121.61
  5. Step 5: Solve for x
    x = 433,233,121.61/34,634.42
  6. Step 6: Final answer
    x = 12,508.74

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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.