Home / 41,341.80-61,982.18-13,245.60

Finding the Fourth Proportional to 41,341.80, 61,982.18 and 13,245.60

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Solution

The fourth proportional to 41,341.80, 61,982.18 and 13,245.60 is: 19,858.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,341.80 : 61,982.18 = 13,245.60 : x
  2. Step 2: Convert to fraction form
    41,341.80/61,982.18 = 13,245.60/x
  3. Step 3: Cross multiply
    41,341.80x = 61,982.18 × 13,245.60
  4. Step 4: Simplify right side
    41,341.80x = 820,991,163.41
  5. Step 5: Solve for x
    x = 820,991,163.41/41,341.80
  6. Step 6: Final answer
    x = 19,858.62

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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.