Home / 27,170.67-40,756.16-12,369.24

Finding the Fourth Proportional to 27,170.67, 40,756.16 and 12,369.24

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Solution

The fourth proportional to 27,170.67, 40,756.16 and 12,369.24 is: 18,553.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,170.67 : 40,756.16 = 12,369.24 : x
  2. Step 2: Convert to fraction form
    27,170.67/40,756.16 = 12,369.24/x
  3. Step 3: Cross multiply
    27,170.67x = 40,756.16 × 12,369.24
  4. Step 4: Simplify right side
    27,170.67x = 504,122,755.44
  5. Step 5: Solve for x
    x = 504,122,755.44/27,170.67
  6. Step 6: Final answer
    x = 18,553.93

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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.