Home / 27,080.86-40,622.34-8,359.22

Finding the Fourth Proportional to 27,080.86, 40,622.34 and 8,359.22

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Solution

The fourth proportional to 27,080.86, 40,622.34 and 8,359.22 is: 12,539.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,080.86 : 40,622.34 = 8,359.22 : x
  2. Step 2: Convert to fraction form
    27,080.86/40,622.34 = 8,359.22/x
  3. Step 3: Cross multiply
    27,080.86x = 40,622.34 × 8,359.22
  4. Step 4: Simplify right side
    27,080.86x = 339,571,076.97
  5. Step 5: Solve for x
    x = 339,571,076.97/27,080.86
  6. Step 6: Final answer
    x = 12,539.15

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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.