Home / 23,416.48-35,138.58-8,635.78

Finding the Fourth Proportional to 23,416.48, 35,138.58 and 8,635.78

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Solution

The fourth proportional to 23,416.48, 35,138.58 and 8,635.78 is: 12,958.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,416.48 : 35,138.58 = 8,635.78 : x
  2. Step 2: Convert to fraction form
    23,416.48/35,138.58 = 8,635.78/x
  3. Step 3: Cross multiply
    23,416.48x = 35,138.58 × 8,635.78
  4. Step 4: Simplify right side
    23,416.48x = 303,449,046.39
  5. Step 5: Solve for x
    x = 303,449,046.39/23,416.48
  6. Step 6: Final answer
    x = 12,958.78

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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.