Home / 38,415.81-57,584.19-27,859.47

Finding the Fourth Proportional to 38,415.81, 57,584.19 and 27,859.47

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Solution

The fourth proportional to 38,415.81, 57,584.19 and 27,859.47 is: 41,760.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,415.81 : 57,584.19 = 27,859.47 : x
  2. Step 2: Convert to fraction form
    38,415.81/57,584.19 = 27,859.47/x
  3. Step 3: Cross multiply
    38,415.81x = 57,584.19 × 27,859.47
  4. Step 4: Simplify right side
    38,415.81x = 1,604,265,013.78
  5. Step 5: Solve for x
    x = 1,604,265,013.78/38,415.81
  6. Step 6: Final answer
    x = 41,760.54

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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.