Home / 11,822.82-17,736.99-4,031.64

Finding the Fourth Proportional to 11,822.82, 17,736.99 and 4,031.64

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Solution

The fourth proportional to 11,822.82, 17,736.99 and 4,031.64 is: 6,048.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,822.82 : 17,736.99 = 4,031.64 : x
  2. Step 2: Convert to fraction form
    11,822.82/17,736.99 = 4,031.64/x
  3. Step 3: Cross multiply
    11,822.82x = 17,736.99 × 4,031.64
  4. Step 4: Simplify right side
    11,822.82x = 71,509,158.36
  5. Step 5: Solve for x
    x = 71,509,158.36/11,822.82
  6. Step 6: Final answer
    x = 6,048.40

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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.