Home / 38,627.97-57,932.86-21,768.33

Finding the Fourth Proportional to 38,627.97, 57,932.86 and 21,768.33

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Solution

The fourth proportional to 38,627.97, 57,932.86 and 21,768.33 is: 32,647.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,627.97 : 57,932.86 = 21,768.33 : x
  2. Step 2: Convert to fraction form
    38,627.97/57,932.86 = 21,768.33/x
  3. Step 3: Cross multiply
    38,627.97x = 57,932.86 × 21,768.33
  4. Step 4: Simplify right side
    38,627.97x = 1,261,101,559.90
  5. Step 5: Solve for x
    x = 1,261,101,559.90/38,627.97
  6. Step 6: Final answer
    x = 32,647.37

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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.