Home / 45,786.92-68,617.92-28,023.74

Finding the Fourth Proportional to 45,786.92, 68,617.92 and 28,023.74

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Solution

The fourth proportional to 45,786.92, 68,617.92 and 28,023.74 is: 41,997.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,786.92 : 68,617.92 = 28,023.74 : x
  2. Step 2: Convert to fraction form
    45,786.92/68,617.92 = 28,023.74/x
  3. Step 3: Cross multiply
    45,786.92x = 68,617.92 × 28,023.74
  4. Step 4: Simplify right side
    45,786.92x = 1,922,930,749.42
  5. Step 5: Solve for x
    x = 1,922,930,749.42/45,786.92
  6. Step 6: Final answer
    x = 41,997.38

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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.