Home / 19,662.08-29,486.82-6,511.64

Finding the Fourth Proportional to 19,662.08, 29,486.82 and 6,511.64

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Solution

The fourth proportional to 19,662.08, 29,486.82 and 6,511.64 is: 9,765.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,662.08 : 29,486.82 = 6,511.64 : x
  2. Step 2: Convert to fraction form
    19,662.08/29,486.82 = 6,511.64/x
  3. Step 3: Cross multiply
    19,662.08x = 29,486.82 × 6,511.64
  4. Step 4: Simplify right side
    19,662.08x = 192,007,556.58
  5. Step 5: Solve for x
    x = 192,007,556.58/19,662.08
  6. Step 6: Final answer
    x = 9,765.37

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1.5x scale

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.