Home / 26,375.60-39,553.80-13,223.60

Finding the Fourth Proportional to 26,375.60, 39,553.80 and 13,223.60

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Solution

The fourth proportional to 26,375.60, 39,553.80 and 13,223.60 is: 19,830.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,375.60 : 39,553.80 = 13,223.60 : x
  2. Step 2: Convert to fraction form
    26,375.60/39,553.80 = 13,223.60/x
  3. Step 3: Cross multiply
    26,375.60x = 39,553.80 × 13,223.60
  4. Step 4: Simplify right side
    26,375.60x = 523,043,629.68
  5. Step 5: Solve for x
    x = 523,043,629.68/26,375.60
  6. Step 6: Final answer
    x = 19,830.59

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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.