Home / 36,269.45-54,401.60-12,571.25

Finding the Fourth Proportional to 36,269.45, 54,401.60 and 12,571.25

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Solution

The fourth proportional to 36,269.45, 54,401.60 and 12,571.25 is: 18,855.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,269.45 : 54,401.60 = 12,571.25 : x
  2. Step 2: Convert to fraction form
    36,269.45/54,401.60 = 12,571.25/x
  3. Step 3: Cross multiply
    36,269.45x = 54,401.60 × 12,571.25
  4. Step 4: Simplify right side
    36,269.45x = 683,895,873.42
  5. Step 5: Solve for x
    x = 683,895,873.42/36,269.45
  6. Step 6: Final answer
    x = 18,855.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.