Home / 47,687.82-65,821.14-27,556.38

Finding the Fourth Proportional to 47,687.82, 65,821.14 and 27,556.38

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Solution

The fourth proportional to 47,687.82, 65,821.14 and 27,556.38 is: 38,034.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,687.82 : 65,821.14 = 27,556.38 : x
  2. Step 2: Convert to fraction form
    47,687.82/65,821.14 = 27,556.38/x
  3. Step 3: Cross multiply
    47,687.82x = 65,821.14 × 27,556.38
  4. Step 4: Simplify right side
    47,687.82x = 1,813,792,345.87
  5. Step 5: Solve for x
    x = 1,813,792,345.87/47,687.82
  6. Step 6: Final answer
    x = 38,034.71

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1.5x scale

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.