Home / 26,137.36-39,201.41-11,902.57

Finding the Fourth Proportional to 26,137.36, 39,201.41 and 11,902.57

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Solution

The fourth proportional to 26,137.36, 39,201.41 and 11,902.57 is: 17,851.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,137.36 : 39,201.41 = 11,902.57 : x
  2. Step 2: Convert to fraction form
    26,137.36/39,201.41 = 11,902.57/x
  3. Step 3: Cross multiply
    26,137.36x = 39,201.41 × 11,902.57
  4. Step 4: Simplify right side
    26,137.36x = 466,597,526.62
  5. Step 5: Solve for x
    x = 466,597,526.62/26,137.36
  6. Step 6: Final answer
    x = 17,851.75

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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.