Home / 27,310.67-40,954.41-11,522.78

Finding the Fourth Proportional to 27,310.67, 40,954.41 and 11,522.78

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Solution

The fourth proportional to 27,310.67, 40,954.41 and 11,522.78 is: 17,279.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,310.67 : 40,954.41 = 11,522.78 : x
  2. Step 2: Convert to fraction form
    27,310.67/40,954.41 = 11,522.78/x
  3. Step 3: Cross multiply
    27,310.67x = 40,954.41 × 11,522.78
  4. Step 4: Simplify right side
    27,310.67x = 471,908,451.69
  5. Step 5: Solve for x
    x = 471,908,451.69/27,310.67
  6. Step 6: Final answer
    x = 17,279.27

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1.5x scale

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.