Home / 27,112.09-37,414.30-15,175.42

Finding the Fourth Proportional to 27,112.09, 37,414.30 and 15,175.42

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Solution

The fourth proportional to 27,112.09, 37,414.30 and 15,175.42 is: 20,941.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,112.09 : 37,414.30 = 15,175.42 : x
  2. Step 2: Convert to fraction form
    27,112.09/37,414.30 = 15,175.42/x
  3. Step 3: Cross multiply
    27,112.09x = 37,414.30 × 15,175.42
  4. Step 4: Simplify right side
    27,112.09x = 567,777,716.51
  5. Step 5: Solve for x
    x = 567,777,716.51/27,112.09
  6. Step 6: Final answer
    x = 20,941.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.