Home / 36,249.48-50,017.34-21,906.40

Finding the Fourth Proportional to 36,249.48, 50,017.34 and 21,906.40

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Solution

The fourth proportional to 36,249.48, 50,017.34 and 21,906.40 is: 30,226.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,249.48 : 50,017.34 = 21,906.40 : x
  2. Step 2: Convert to fraction form
    36,249.48/50,017.34 = 21,906.40/x
  3. Step 3: Cross multiply
    36,249.48x = 50,017.34 × 21,906.40
  4. Step 4: Simplify right side
    36,249.48x = 1,095,699,856.98
  5. Step 5: Solve for x
    x = 1,095,699,856.98/36,249.48
  6. Step 6: Final answer
    x = 30,226.64

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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.