Home / 27,270.55-40,910.48-8,546.99

Finding the Fourth Proportional to 27,270.55, 40,910.48 and 8,546.99

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Solution

The fourth proportional to 27,270.55, 40,910.48 and 8,546.99 is: 12,821.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,270.55 : 40,910.48 = 8,546.99 : x
  2. Step 2: Convert to fraction form
    27,270.55/40,910.48 = 8,546.99/x
  3. Step 3: Cross multiply
    27,270.55x = 40,910.48 × 8,546.99
  4. Step 4: Simplify right side
    27,270.55x = 349,661,420.72
  5. Step 5: Solve for x
    x = 349,661,420.72/27,270.55
  6. Step 6: Final answer
    x = 12,821.94

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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.