Home / 27,091.64-37,371.41-15,759.86

Finding the Fourth Proportional to 27,091.64, 37,371.41 and 15,759.86

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Solution

The fourth proportional to 27,091.64, 37,371.41 and 15,759.86 is: 21,739.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,091.64 : 37,371.41 = 15,759.86 : x
  2. Step 2: Convert to fraction form
    27,091.64/37,371.41 = 15,759.86/x
  3. Step 3: Cross multiply
    27,091.64x = 37,371.41 × 15,759.86
  4. Step 4: Simplify right side
    27,091.64x = 588,968,002.75
  5. Step 5: Solve for x
    x = 588,968,002.75/27,091.64
  6. Step 6: Final answer
    x = 21,739.85

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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.