Home / 27,705.78-41,575.26-10,177.38

Finding the Fourth Proportional to 27,705.78, 41,575.26 and 10,177.38

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Solution

The fourth proportional to 27,705.78, 41,575.26 and 10,177.38 is: 15,272.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,705.78 : 41,575.26 = 10,177.38 : x
  2. Step 2: Convert to fraction form
    27,705.78/41,575.26 = 10,177.38/x
  3. Step 3: Cross multiply
    27,705.78x = 41,575.26 × 10,177.38
  4. Step 4: Simplify right side
    27,705.78x = 423,127,219.62
  5. Step 5: Solve for x
    x = 423,127,219.62/27,705.78
  6. Step 6: Final answer
    x = 15,272.16

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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.