Home / 41,249.14-61,880.40-12,779.44

Finding the Fourth Proportional to 41,249.14, 61,880.40 and 12,779.44

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Solution

The fourth proportional to 41,249.14, 61,880.40 and 12,779.44 is: 19,171.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,249.14 : 61,880.40 = 12,779.44 : x
  2. Step 2: Convert to fraction form
    41,249.14/61,880.40 = 12,779.44/x
  3. Step 3: Cross multiply
    41,249.14x = 61,880.40 × 12,779.44
  4. Step 4: Simplify right side
    41,249.14x = 790,796,858.98
  5. Step 5: Solve for x
    x = 790,796,858.98/41,249.14
  6. Step 6: Final answer
    x = 19,171.23

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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.