Home / 26,728.96-40,095.80-7,007.44

Finding the Fourth Proportional to 26,728.96, 40,095.80 and 7,007.44

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Solution

The fourth proportional to 26,728.96, 40,095.80 and 7,007.44 is: 10,511.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,728.96 : 40,095.80 = 7,007.44 : x
  2. Step 2: Convert to fraction form
    26,728.96/40,095.80 = 7,007.44/x
  3. Step 3: Cross multiply
    26,728.96x = 40,095.80 × 7,007.44
  4. Step 4: Simplify right side
    26,728.96x = 280,968,912.75
  5. Step 5: Solve for x
    x = 280,968,912.75/26,728.96
  6. Step 6: Final answer
    x = 10,511.78

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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.