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Finding the Fourth Proportional to 26,503.27, 39,759.77 and 8,734.98

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Solution

The fourth proportional to 26,503.27, 39,759.77 and 8,734.98 is: 13,104.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,503.27 : 39,759.77 = 8,734.98 : x
  2. Step 2: Convert to fraction form
    26,503.27/39,759.77 = 8,734.98/x
  3. Step 3: Cross multiply
    26,503.27x = 39,759.77 × 8,734.98
  4. Step 4: Simplify right side
    26,503.27x = 347,300,795.75
  5. Step 5: Solve for x
    x = 347,300,795.75/26,503.27
  6. Step 6: Final answer
    x = 13,104.07

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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.