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Finding the Fourth Proportional to 26,503.39, 39,759.96 and 8,735.11

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Solution

The fourth proportional to 26,503.39, 39,759.96 and 8,735.11 is: 13,104.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,503.39 : 39,759.96 = 8,735.11 : x
  2. Step 2: Convert to fraction form
    26,503.39/39,759.96 = 8,735.11/x
  3. Step 3: Cross multiply
    26,503.39x = 39,759.96 × 8,735.11
  4. Step 4: Simplify right side
    26,503.39x = 347,307,557.55
  5. Step 5: Solve for x
    x = 347,307,557.55/26,503.39
  6. Step 6: Final answer
    x = 13,104.27

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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.