Home / 36,270.72-50,054.49-20,356.38

Finding the Fourth Proportional to 36,270.72, 50,054.49 and 20,356.38

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Solution

The fourth proportional to 36,270.72, 50,054.49 and 20,356.38 is: 28,092.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,270.72 : 50,054.49 = 20,356.38 : x
  2. Step 2: Convert to fraction form
    36,270.72/50,054.49 = 20,356.38/x
  3. Step 3: Cross multiply
    36,270.72x = 50,054.49 × 20,356.38
  4. Step 4: Simplify right side
    36,270.72x = 1,018,928,219.15
  5. Step 5: Solve for x
    x = 1,018,928,219.15/36,270.72
  6. Step 6: Final answer
    x = 28,092.31

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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.