Home / 41,087.82-61,640.97-13,009.55

Finding the Fourth Proportional to 41,087.82, 61,640.97 and 13,009.55

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Solution

The fourth proportional to 41,087.82, 61,640.97 and 13,009.55 is: 19,517.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,087.82 : 61,640.97 = 13,009.55 : x
  2. Step 2: Convert to fraction form
    41,087.82/61,640.97 = 13,009.55/x
  3. Step 3: Cross multiply
    41,087.82x = 61,640.97 × 13,009.55
  4. Step 4: Simplify right side
    41,087.82x = 801,921,216.22
  5. Step 5: Solve for x
    x = 801,921,216.22/41,087.82
  6. Step 6: Final answer
    x = 19,517.25

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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.