Home / 26,770.78-40,158.16-8,049.32

Finding the Fourth Proportional to 26,770.78, 40,158.16 and 8,049.32

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Solution

The fourth proportional to 26,770.78, 40,158.16 and 8,049.32 is: 12,074.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,770.78 : 40,158.16 = 8,049.32 : x
  2. Step 2: Convert to fraction form
    26,770.78/40,158.16 = 8,049.32/x
  3. Step 3: Cross multiply
    26,770.78x = 40,158.16 × 8,049.32
  4. Step 4: Simplify right side
    26,770.78x = 323,245,880.45
  5. Step 5: Solve for x
    x = 323,245,880.45/26,770.78
  6. Step 6: Final answer
    x = 12,074.58

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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.