Home / 26,787.08-40,177.20-7,067.12

Finding the Fourth Proportional to 26,787.08, 40,177.20 and 7,067.12

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Solution

The fourth proportional to 26,787.08, 40,177.20 and 7,067.12 is: 10,599.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,787.08 : 40,177.20 = 7,067.12 : x
  2. Step 2: Convert to fraction form
    26,787.08/40,177.20 = 7,067.12/x
  3. Step 3: Cross multiply
    26,787.08x = 40,177.20 × 7,067.12
  4. Step 4: Simplify right side
    26,787.08x = 283,937,093.66
  5. Step 5: Solve for x
    x = 283,937,093.66/26,787.08
  6. Step 6: Final answer
    x = 10,599.78

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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.