Home / 17,900.28-24,682.86-11,183.58

Finding the Fourth Proportional to 17,900.28, 24,682.86 and 11,183.58

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Solution

The fourth proportional to 17,900.28, 24,682.86 and 11,183.58 is: 15,421.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,900.28 : 24,682.86 = 11,183.58 : x
  2. Step 2: Convert to fraction form
    17,900.28/24,682.86 = 11,183.58/x
  3. Step 3: Cross multiply
    17,900.28x = 24,682.86 × 11,183.58
  4. Step 4: Simplify right side
    17,900.28x = 276,042,739.44
  5. Step 5: Solve for x
    x = 276,042,739.44/17,900.28
  6. Step 6: Final answer
    x = 15,421.14

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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.