Home / 27,960.78-41,955.75-11,333.10

Finding the Fourth Proportional to 27,960.78, 41,955.75 and 11,333.10

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Solution

The fourth proportional to 27,960.78, 41,955.75 and 11,333.10 is: 17,005.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,960.78 : 41,955.75 = 11,333.10 : x
  2. Step 2: Convert to fraction form
    27,960.78/41,955.75 = 11,333.10/x
  3. Step 3: Cross multiply
    27,960.78x = 41,955.75 × 11,333.10
  4. Step 4: Simplify right side
    27,960.78x = 475,488,710.33
  5. Step 5: Solve for x
    x = 475,488,710.33/27,960.78
  6. Step 6: Final answer
    x = 17,005.56

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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.