Home / 26,713.58-40,067.60-6,989.58

Finding the Fourth Proportional to 26,713.58, 40,067.60 and 6,989.58

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Solution

The fourth proportional to 26,713.58, 40,067.60 and 6,989.58 is: 10,483.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,713.58 : 40,067.60 = 6,989.58 : x
  2. Step 2: Convert to fraction form
    26,713.58/40,067.60 = 6,989.58/x
  3. Step 3: Cross multiply
    26,713.58x = 40,067.60 × 6,989.58
  4. Step 4: Simplify right side
    26,713.58x = 280,055,660.66
  5. Step 5: Solve for x
    x = 280,055,660.66/26,713.58
  6. Step 6: Final answer
    x = 10,483.65

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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.