Home / 26,825.60-40,238.41-7,105.70

Finding the Fourth Proportional to 26,825.60, 40,238.41 and 7,105.70

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Solution

The fourth proportional to 26,825.60, 40,238.41 and 7,105.70 is: 10,658.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,825.60 : 40,238.41 = 7,105.70 : x
  2. Step 2: Convert to fraction form
    26,825.60/40,238.41 = 7,105.70/x
  3. Step 3: Cross multiply
    26,825.60x = 40,238.41 × 7,105.70
  4. Step 4: Simplify right side
    26,825.60x = 285,922,152.77
  5. Step 5: Solve for x
    x = 285,922,152.77/26,825.60
  6. Step 6: Final answer
    x = 10,658.55

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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.