Home / 36,724.83-50,679.21-20,814.42

Finding the Fourth Proportional to 36,724.83, 50,679.21 and 20,814.42

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Solution

The fourth proportional to 36,724.83, 50,679.21 and 20,814.42 is: 28,723.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,724.83 : 50,679.21 = 20,814.42 : x
  2. Step 2: Convert to fraction form
    36,724.83/50,679.21 = 20,814.42/x
  3. Step 3: Cross multiply
    36,724.83x = 50,679.21 × 20,814.42
  4. Step 4: Simplify right side
    36,724.83x = 1,054,858,362.21
  5. Step 5: Solve for x
    x = 1,054,858,362.21/36,724.83
  6. Step 6: Final answer
    x = 28,723.30

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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.