Home / 26,847.54-40,268.21-7,127.63

Finding the Fourth Proportional to 26,847.54, 40,268.21 and 7,127.63

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Solution

The fourth proportional to 26,847.54, 40,268.21 and 7,127.63 is: 10,690.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,847.54 : 40,268.21 = 7,127.63 : x
  2. Step 2: Convert to fraction form
    26,847.54/40,268.21 = 7,127.63/x
  3. Step 3: Cross multiply
    26,847.54x = 40,268.21 × 7,127.63
  4. Step 4: Simplify right side
    26,847.54x = 287,016,664.66
  5. Step 5: Solve for x
    x = 287,016,664.66/26,847.54
  6. Step 6: Final answer
    x = 10,690.61

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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.