Home / 36,486.89-50,351.82-20,571.23

Finding the Fourth Proportional to 36,486.89, 50,351.82 and 20,571.23

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Solution

The fourth proportional to 36,486.89, 50,351.82 and 20,571.23 is: 28,388.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,486.89 : 50,351.82 = 20,571.23 : x
  2. Step 2: Convert to fraction form
    36,486.89/50,351.82 = 20,571.23/x
  3. Step 3: Cross multiply
    36,486.89x = 50,351.82 × 20,571.23
  4. Step 4: Simplify right side
    36,486.89x = 1,035,798,618.38
  5. Step 5: Solve for x
    x = 1,035,798,618.38/36,486.89
  6. Step 6: Final answer
    x = 28,388.24

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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.