Home / 31,867.16-47,780.94-27,745.88

Finding the Fourth Proportional to 31,867.16, 47,780.94 and 27,745.88

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Solution

The fourth proportional to 31,867.16, 47,780.94 and 27,745.88 is: 41,601.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,867.16 : 47,780.94 = 27,745.88 : x
  2. Step 2: Convert to fraction form
    31,867.16/47,780.94 = 27,745.88/x
  3. Step 3: Cross multiply
    31,867.16x = 47,780.94 × 27,745.88
  4. Step 4: Simplify right side
    31,867.16x = 1,325,724,227.53
  5. Step 5: Solve for x
    x = 1,325,724,227.53/31,867.16
  6. Step 6: Final answer
    x = 41,601.58

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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.