Home / 11,026.08-16,556.80-10,217.60

Finding the Fourth Proportional to 11,026.08, 16,556.80 and 10,217.60

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Solution

The fourth proportional to 11,026.08, 16,556.80 and 10,217.60 is: 15,342.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,026.08 : 16,556.80 = 10,217.60 : x
  2. Step 2: Convert to fraction form
    11,026.08/16,556.80 = 10,217.60/x
  3. Step 3: Cross multiply
    11,026.08x = 16,556.80 × 10,217.60
  4. Step 4: Simplify right side
    11,026.08x = 169,170,759.68
  5. Step 5: Solve for x
    x = 169,170,759.68/11,026.08
  6. Step 6: Final answer
    x = 15,342.78

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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.