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Finding the Fourth Proportional to 34,706.82, 52,059.77 and 8,411.79

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Solution

The fourth proportional to 34,706.82, 52,059.77 and 8,411.79 is: 12,617.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,706.82 : 52,059.77 = 8,411.79 : x
  2. Step 2: Convert to fraction form
    34,706.82/52,059.77 = 8,411.79/x
  3. Step 3: Cross multiply
    34,706.82x = 52,059.77 × 8,411.79
  4. Step 4: Simplify right side
    34,706.82x = 437,915,810.63
  5. Step 5: Solve for x
    x = 437,915,810.63/34,706.82
  6. Step 6: Final answer
    x = 12,617.57

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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.