Home / 14,477.49-19,977.26-8,104.44

Finding the Fourth Proportional to 14,477.49, 19,977.26 and 8,104.44

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Solution

The fourth proportional to 14,477.49, 19,977.26 and 8,104.44 is: 11,183.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,477.49 : 19,977.26 = 8,104.44 : x
  2. Step 2: Convert to fraction form
    14,477.49/19,977.26 = 8,104.44/x
  3. Step 3: Cross multiply
    14,477.49x = 19,977.26 × 8,104.44
  4. Step 4: Simplify right side
    14,477.49x = 161,904,389.60
  5. Step 5: Solve for x
    x = 161,904,389.60/14,477.49
  6. Step 6: Final answer
    x = 11,183.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.