Home / 27,233.82-40,842.09-8,761.50

Finding the Fourth Proportional to 27,233.82, 40,842.09 and 8,761.50

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Solution

The fourth proportional to 27,233.82, 40,842.09 and 8,761.50 is: 13,139.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,233.82 : 40,842.09 = 8,761.50 : x
  2. Step 2: Convert to fraction form
    27,233.82/40,842.09 = 8,761.50/x
  3. Step 3: Cross multiply
    27,233.82x = 40,842.09 × 8,761.50
  4. Step 4: Simplify right side
    27,233.82x = 357,837,971.54
  5. Step 5: Solve for x
    x = 357,837,971.54/27,233.82
  6. Step 6: Final answer
    x = 13,139.47

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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.