Home / 11,338.76-16,922.39-11,043.51

Finding the Fourth Proportional to 11,338.76, 16,922.39 and 11,043.51

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Solution

The fourth proportional to 11,338.76, 16,922.39 and 11,043.51 is: 16,481.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,338.76 : 16,922.39 = 11,043.51 : x
  2. Step 2: Convert to fraction form
    11,338.76/16,922.39 = 11,043.51/x
  3. Step 3: Cross multiply
    11,338.76x = 16,922.39 × 11,043.51
  4. Step 4: Simplify right side
    11,338.76x = 186,882,527.97
  5. Step 5: Solve for x
    x = 186,882,527.97/11,338.76
  6. Step 6: Final answer
    x = 16,481.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.