Home / 36,327.84-50,137.08-20,412.32

Finding the Fourth Proportional to 36,327.84, 50,137.08 and 20,412.32

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Solution

The fourth proportional to 36,327.84, 50,137.08 and 20,412.32 is: 28,171.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,327.84 : 50,137.08 = 20,412.32 : x
  2. Step 2: Convert to fraction form
    36,327.84/50,137.08 = 20,412.32/x
  3. Step 3: Cross multiply
    36,327.84x = 50,137.08 × 20,412.32
  4. Step 4: Simplify right side
    36,327.84x = 1,023,414,120.83
  5. Step 5: Solve for x
    x = 1,023,414,120.83/36,327.84
  6. Step 6: Final answer
    x = 28,171.62

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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.