Home / 27,204.10-40,806.15-15,540.10

Finding the Fourth Proportional to 27,204.10, 40,806.15 and 15,540.10

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Solution

The fourth proportional to 27,204.10, 40,806.15 and 15,540.10 is: 23,310.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,204.10 : 40,806.15 = 15,540.10 : x
  2. Step 2: Convert to fraction form
    27,204.10/40,806.15 = 15,540.10/x
  3. Step 3: Cross multiply
    27,204.10x = 40,806.15 × 15,540.10
  4. Step 4: Simplify right side
    27,204.10x = 634,131,651.62
  5. Step 5: Solve for x
    x = 634,131,651.62/27,204.10
  6. Step 6: Final answer
    x = 23,310.15

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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.