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Finding the Fourth Proportional to 26,597.60, 39,865.26 and 17,097.80

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Solution

The fourth proportional to 26,597.60, 39,865.26 and 17,097.80 is: 25,626.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,597.60 : 39,865.26 = 17,097.80 : x
  2. Step 2: Convert to fraction form
    26,597.60/39,865.26 = 17,097.80/x
  3. Step 3: Cross multiply
    26,597.60x = 39,865.26 × 17,097.80
  4. Step 4: Simplify right side
    26,597.60x = 681,608,242.43
  5. Step 5: Solve for x
    x = 681,608,242.43/26,597.60
  6. Step 6: Final answer
    x = 25,626.68

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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.