Home / 31,774.10-47,586-27,591.38

Finding the Fourth Proportional to 31,774.10, 47,586 and 27,591.38

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Solution

The fourth proportional to 31,774.10, 47,586 and 27,591.38 is: 41,321.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,774.10 : 47,586 = 27,591.38 : x
  2. Step 2: Convert to fraction form
    31,774.10/47,586 = 27,591.38/x
  3. Step 3: Cross multiply
    31,774.10x = 47,586 × 27,591.38
  4. Step 4: Simplify right side
    31,774.10x = 1,312,963,408.68
  5. Step 5: Solve for x
    x = 1,312,963,408.68/31,774.10
  6. Step 6: Final answer
    x = 41,321.81

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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.