Home / 28,808.60-43,195.62-11,257.52

Finding the Fourth Proportional to 28,808.60, 43,195.62 and 11,257.52

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Solution

The fourth proportional to 28,808.60, 43,195.62 and 11,257.52 is: 16,879.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,808.60 : 43,195.62 = 11,257.52 : x
  2. Step 2: Convert to fraction form
    28,808.60/43,195.62 = 11,257.52/x
  3. Step 3: Cross multiply
    28,808.60x = 43,195.62 × 11,257.52
  4. Step 4: Simplify right side
    28,808.60x = 486,275,556.06
  5. Step 5: Solve for x
    x = 486,275,556.06/28,808.60
  6. Step 6: Final answer
    x = 16,879.53

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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.