Home / 43,144.45-64,706.92-16,835.65

Finding the Fourth Proportional to 43,144.45, 64,706.92 and 16,835.65

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Solution

The fourth proportional to 43,144.45, 64,706.92 and 16,835.65 is: 25,249.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,144.45 : 64,706.92 = 16,835.65 : x
  2. Step 2: Convert to fraction form
    43,144.45/64,706.92 = 16,835.65/x
  3. Step 3: Cross multiply
    43,144.45x = 64,706.92 × 16,835.65
  4. Step 4: Simplify right side
    43,144.45x = 1,089,383,057.70
  5. Step 5: Solve for x
    x = 1,089,383,057.70/43,144.45
  6. Step 6: Final answer
    x = 25,249.67

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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.