Home / 36,000.45-49,679.66-20,084.49

Finding the Fourth Proportional to 36,000.45, 49,679.66 and 20,084.49

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Solution

The fourth proportional to 36,000.45, 49,679.66 and 20,084.49 is: 27,716.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,000.45 : 49,679.66 = 20,084.49 : x
  2. Step 2: Convert to fraction form
    36,000.45/49,679.66 = 20,084.49/x
  3. Step 3: Cross multiply
    36,000.45x = 49,679.66 × 20,084.49
  4. Step 4: Simplify right side
    36,000.45x = 997,790,634.47
  5. Step 5: Solve for x
    x = 997,790,634.47/36,000.45
  6. Step 6: Final answer
    x = 27,716.06

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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.