Home / 27,971.80-41,964.93-10,441.78

Finding the Fourth Proportional to 27,971.80, 41,964.93 and 10,441.78

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Solution

The fourth proportional to 27,971.80, 41,964.93 and 10,441.78 is: 15,665.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,971.80 : 41,964.93 = 10,441.78 : x
  2. Step 2: Convert to fraction form
    27,971.80/41,964.93 = 10,441.78/x
  3. Step 3: Cross multiply
    27,971.80x = 41,964.93 × 10,441.78
  4. Step 4: Simplify right side
    27,971.80x = 438,188,566.78
  5. Step 5: Solve for x
    x = 438,188,566.78/27,971.80
  6. Step 6: Final answer
    x = 15,665.37

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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.