Home / 47,538.80-65,610.46-27,391.78

Finding the Fourth Proportional to 47,538.80, 65,610.46 and 27,391.78

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Solution

The fourth proportional to 47,538.80, 65,610.46 and 27,391.78 is: 37,804.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,538.80 : 65,610.46 = 27,391.78 : x
  2. Step 2: Convert to fraction form
    47,538.80/65,610.46 = 27,391.78/x
  3. Step 3: Cross multiply
    47,538.80x = 65,610.46 × 27,391.78
  4. Step 4: Simplify right side
    47,538.80x = 1,797,187,286.02
  5. Step 5: Solve for x
    x = 1,797,187,286.02/47,538.80
  6. Step 6: Final answer
    x = 37,804.64

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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.