Home / 36,687.45-50,628.54-20,773.38

Finding the Fourth Proportional to 36,687.45, 50,628.54 and 20,773.38

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Solution

The fourth proportional to 36,687.45, 50,628.54 and 20,773.38 is: 28,667.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,687.45 : 50,628.54 = 20,773.38 : x
  2. Step 2: Convert to fraction form
    36,687.45/50,628.54 = 20,773.38/x
  3. Step 3: Cross multiply
    36,687.45x = 50,628.54 × 20,773.38
  4. Step 4: Simplify right side
    36,687.45x = 1,051,725,900.27
  5. Step 5: Solve for x
    x = 1,051,725,900.27/36,687.45
  6. Step 6: Final answer
    x = 28,667.18

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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.