Home / 36,453.57-50,305.92-19,686.57

Finding the Fourth Proportional to 36,453.57, 50,305.92 and 19,686.57

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Solution

The fourth proportional to 36,453.57, 50,305.92 and 19,686.57 is: 27,167.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,453.57 : 50,305.92 = 19,686.57 : x
  2. Step 2: Convert to fraction form
    36,453.57/50,305.92 = 19,686.57/x
  3. Step 3: Cross multiply
    36,453.57x = 50,305.92 × 19,686.57
  4. Step 4: Simplify right side
    36,453.57x = 990,350,665.53
  5. Step 5: Solve for x
    x = 990,350,665.53/36,453.57
  6. Step 6: Final answer
    x = 27,167.46

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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.