Home / 28,777.44-43,151.48-13,181.70

Finding the Fourth Proportional to 28,777.44, 43,151.48 and 13,181.70

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Solution

The fourth proportional to 28,777.44, 43,151.48 and 13,181.70 is: 19,765.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,777.44 : 43,151.48 = 13,181.70 : x
  2. Step 2: Convert to fraction form
    28,777.44/43,151.48 = 13,181.70/x
  3. Step 3: Cross multiply
    28,777.44x = 43,151.48 × 13,181.70
  4. Step 4: Simplify right side
    28,777.44x = 568,809,863.92
  5. Step 5: Solve for x
    x = 568,809,863.92/28,777.44
  6. Step 6: Final answer
    x = 19,765.83

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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.