Home / 14,896.08-20,556.82-8,181.98

Finding the Fourth Proportional to 14,896.08, 20,556.82 and 8,181.98

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Solution

The fourth proportional to 14,896.08, 20,556.82 and 8,181.98 is: 11,291.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,896.08 : 20,556.82 = 8,181.98 : x
  2. Step 2: Convert to fraction form
    14,896.08/20,556.82 = 8,181.98/x
  3. Step 3: Cross multiply
    14,896.08x = 20,556.82 × 8,181.98
  4. Step 4: Simplify right side
    14,896.08x = 168,195,490.10
  5. Step 5: Solve for x
    x = 168,195,490.10/14,896.08
  6. Step 6: Final answer
    x = 11,291.26

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1.5x scale

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.