Home / 27,181.13-37,519.17-17,126.42

Finding the Fourth Proportional to 27,181.13, 37,519.17 and 17,126.42

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Solution

The fourth proportional to 27,181.13, 37,519.17 and 17,126.42 is: 23,640.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,181.13 : 37,519.17 = 17,126.42 : x
  2. Step 2: Convert to fraction form
    27,181.13/37,519.17 = 17,126.42/x
  3. Step 3: Cross multiply
    27,181.13x = 37,519.17 × 17,126.42
  4. Step 4: Simplify right side
    27,181.13x = 642,569,063.47
  5. Step 5: Solve for x
    x = 642,569,063.47/27,181.13
  6. Step 6: Final answer
    x = 23,640.26

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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.