Home / 47,310.82-65,290.43-27,171.79

Finding the Fourth Proportional to 47,310.82, 65,290.43 and 27,171.79

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Solution

The fourth proportional to 47,310.82, 65,290.43 and 27,171.79 is: 37,497.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,310.82 : 65,290.43 = 27,171.79 : x
  2. Step 2: Convert to fraction form
    47,310.82/65,290.43 = 27,171.79/x
  3. Step 3: Cross multiply
    47,310.82x = 65,290.43 × 27,171.79
  4. Step 4: Simplify right side
    47,310.82x = 1,774,057,757.67
  5. Step 5: Solve for x
    x = 1,774,057,757.67/47,310.82
  6. Step 6: Final answer
    x = 37,497.93

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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.