Home / 39,679.40-54,759.98-26,227.33

Finding the Fourth Proportional to 39,679.40, 54,759.98 and 26,227.33

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Solution

The fourth proportional to 39,679.40, 54,759.98 and 26,227.33 is: 36,195.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,679.40 : 54,759.98 = 26,227.33 : x
  2. Step 2: Convert to fraction form
    39,679.40/54,759.98 = 26,227.33/x
  3. Step 3: Cross multiply
    39,679.40x = 54,759.98 × 26,227.33
  4. Step 4: Simplify right side
    39,679.40x = 1,436,207,994.92
  5. Step 5: Solve for x
    x = 1,436,207,994.92/39,679.40
  6. Step 6: Final answer
    x = 36,195.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.