Home / 16,881.39-23,286.02-11,838.33

Finding the Fourth Proportional to 16,881.39, 23,286.02 and 11,838.33

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Solution

The fourth proportional to 16,881.39, 23,286.02 and 11,838.33 is: 16,329.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,881.39 : 23,286.02 = 11,838.33 : x
  2. Step 2: Convert to fraction form
    16,881.39/23,286.02 = 11,838.33/x
  3. Step 3: Cross multiply
    16,881.39x = 23,286.02 × 11,838.33
  4. Step 4: Simplify right side
    16,881.39x = 275,667,529.95
  5. Step 5: Solve for x
    x = 275,667,529.95/16,881.39
  6. Step 6: Final answer
    x = 16,329.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.