Home / 36,355.75-50,170.38-20,222.89

Finding the Fourth Proportional to 36,355.75, 50,170.38 and 20,222.89

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Solution

The fourth proportional to 36,355.75, 50,170.38 and 20,222.89 is: 27,907.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,355.75 : 50,170.38 = 20,222.89 : x
  2. Step 2: Convert to fraction form
    36,355.75/50,170.38 = 20,222.89/x
  3. Step 3: Cross multiply
    36,355.75x = 50,170.38 × 20,222.89
  4. Step 4: Simplify right side
    36,355.75x = 1,014,590,076.00
  5. Step 5: Solve for x
    x = 1,014,590,076.00/36,355.75
  6. Step 6: Final answer
    x = 27,907.28

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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.