Home / 27,699.78-41,566.26-10,171.38

Finding the Fourth Proportional to 27,699.78, 41,566.26 and 10,171.38

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Solution

The fourth proportional to 27,699.78, 41,566.26 and 10,171.38 is: 15,263.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,699.78 : 41,566.26 = 10,171.38 : x
  2. Step 2: Convert to fraction form
    27,699.78/41,566.26 = 10,171.38/x
  3. Step 3: Cross multiply
    27,699.78x = 41,566.26 × 10,171.38
  4. Step 4: Simplify right side
    27,699.78x = 422,786,225.64
  5. Step 5: Solve for x
    x = 422,786,225.64/27,699.78
  6. Step 6: Final answer
    x = 15,263.16

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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.