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Finding the Fourth Proportional to 29,759.72, 44,645.70 and 9,770.72

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Solution

The fourth proportional to 29,759.72, 44,645.70 and 9,770.72 is: 14,658.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,759.72 : 44,645.70 = 9,770.72 : x
  2. Step 2: Convert to fraction form
    29,759.72/44,645.70 = 9,770.72/x
  3. Step 3: Cross multiply
    29,759.72x = 44,645.70 × 9,770.72
  4. Step 4: Simplify right side
    29,759.72x = 436,220,633.90
  5. Step 5: Solve for x
    x = 436,220,633.90/29,759.72
  6. Step 6: Final answer
    x = 14,658.09

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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.