Home / 36,412.84-50,249.76-20,497.42

Finding the Fourth Proportional to 36,412.84, 50,249.76 and 20,497.42

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Solution

The fourth proportional to 36,412.84, 50,249.76 and 20,497.42 is: 28,286.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,412.84 : 50,249.76 = 20,497.42 : x
  2. Step 2: Convert to fraction form
    36,412.84/50,249.76 = 20,497.42/x
  3. Step 3: Cross multiply
    36,412.84x = 50,249.76 × 20,497.42
  4. Step 4: Simplify right side
    36,412.84x = 1,029,990,435.62
  5. Step 5: Solve for x
    x = 1,029,990,435.62/36,412.84
  6. Step 6: Final answer
    x = 28,286.46

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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.