Home / 36,572.12-50,469.30-19,805

Finding the Fourth Proportional to 36,572.12, 50,469.30 and 19,805

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Solution

The fourth proportional to 36,572.12, 50,469.30 and 19,805 is: 27,330.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,572.12 : 50,469.30 = 19,805 : x
  2. Step 2: Convert to fraction form
    36,572.12/50,469.30 = 19,805/x
  3. Step 3: Cross multiply
    36,572.12x = 50,469.30 × 19,805
  4. Step 4: Simplify right side
    36,572.12x = 999,544,486.50
  5. Step 5: Solve for x
    x = 999,544,486.50/36,572.12
  6. Step 6: Final answer
    x = 27,330.78

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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.