Home / 27,333.20-40,998.65-8,626.66

Finding the Fourth Proportional to 27,333.20, 40,998.65 and 8,626.66

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Solution

The fourth proportional to 27,333.20, 40,998.65 and 8,626.66 is: 12,939.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,333.20 : 40,998.65 = 8,626.66 : x
  2. Step 2: Convert to fraction form
    27,333.20/40,998.65 = 8,626.66/x
  3. Step 3: Cross multiply
    27,333.20x = 40,998.65 × 8,626.66
  4. Step 4: Simplify right side
    27,333.20x = 353,681,414.01
  5. Step 5: Solve for x
    x = 353,681,414.01/27,333.20
  6. Step 6: Final answer
    x = 12,939.63

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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.