Home / 16,824.48-25,236.78-7,579.68

Finding the Fourth Proportional to 16,824.48, 25,236.78 and 7,579.68

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Solution

The fourth proportional to 16,824.48, 25,236.78 and 7,579.68 is: 11,369.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,824.48 : 25,236.78 = 7,579.68 : x
  2. Step 2: Convert to fraction form
    16,824.48/25,236.78 = 7,579.68/x
  3. Step 3: Cross multiply
    16,824.48x = 25,236.78 × 7,579.68
  4. Step 4: Simplify right side
    16,824.48x = 191,286,716.63
  5. Step 5: Solve for x
    x = 191,286,716.63/16,824.48
  6. Step 6: Final answer
    x = 11,369.55

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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.