Home / 14,896.06-20,556.55-8,181.87

Finding the Fourth Proportional to 14,896.06, 20,556.55 and 8,181.87

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Solution

The fourth proportional to 14,896.06, 20,556.55 and 8,181.87 is: 11,290.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,896.06 : 20,556.55 = 8,181.87 : x
  2. Step 2: Convert to fraction form
    14,896.06/20,556.55 = 8,181.87/x
  3. Step 3: Cross multiply
    14,896.06x = 20,556.55 × 8,181.87
  4. Step 4: Simplify right side
    14,896.06x = 168,190,876.06
  5. Step 5: Solve for x
    x = 168,190,876.06/14,896.06
  6. Step 6: Final answer
    x = 11,290.97

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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.