Home / 11,419.75-17,131.83-4,024.45

Finding the Fourth Proportional to 11,419.75, 17,131.83 and 4,024.45

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Solution

The fourth proportional to 11,419.75, 17,131.83 and 4,024.45 is: 6,037.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,419.75 : 17,131.83 = 4,024.45 : x
  2. Step 2: Convert to fraction form
    11,419.75/17,131.83 = 4,024.45/x
  3. Step 3: Cross multiply
    11,419.75x = 17,131.83 × 4,024.45
  4. Step 4: Simplify right side
    11,419.75x = 68,946,193.24
  5. Step 5: Solve for x
    x = 68,946,193.24/11,419.75
  6. Step 6: Final answer
    x = 6,037.45

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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.