Home / 26,799.15-40,200.60-8,079.34

Finding the Fourth Proportional to 26,799.15, 40,200.60 and 8,079.34

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Solution

The fourth proportional to 26,799.15, 40,200.60 and 8,079.34 is: 12,119.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,799.15 : 40,200.60 = 8,079.34 : x
  2. Step 2: Convert to fraction form
    26,799.15/40,200.60 = 8,079.34/x
  3. Step 3: Cross multiply
    26,799.15x = 40,200.60 × 8,079.34
  4. Step 4: Simplify right side
    26,799.15x = 324,794,315.60
  5. Step 5: Solve for x
    x = 324,794,315.60/26,799.15
  6. Step 6: Final answer
    x = 12,119.58

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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.