Home / 27,167.72-37,493.26-15,231.83

Finding the Fourth Proportional to 27,167.72, 37,493.26 and 15,231.83

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Solution

The fourth proportional to 27,167.72, 37,493.26 and 15,231.83 is: 21,020.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,167.72 : 37,493.26 = 15,231.83 : x
  2. Step 2: Convert to fraction form
    27,167.72/37,493.26 = 15,231.83/x
  3. Step 3: Cross multiply
    27,167.72x = 37,493.26 × 15,231.83
  4. Step 4: Simplify right side
    27,167.72x = 571,090,736.92
  5. Step 5: Solve for x
    x = 571,090,736.92/27,167.72
  6. Step 6: Final answer
    x = 21,020.93

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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.