Home / 33,147.05-49,728.35-10,960.43

Finding the Fourth Proportional to 33,147.05, 49,728.35 and 10,960.43

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Solution

The fourth proportional to 33,147.05, 49,728.35 and 10,960.43 is: 16,443.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,147.05 : 49,728.35 = 10,960.43 : x
  2. Step 2: Convert to fraction form
    33,147.05/49,728.35 = 10,960.43/x
  3. Step 3: Cross multiply
    33,147.05x = 49,728.35 × 10,960.43
  4. Step 4: Simplify right side
    33,147.05x = 545,043,877.95
  5. Step 5: Solve for x
    x = 545,043,877.95/33,147.05
  6. Step 6: Final answer
    x = 16,443.21

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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.