Home / 28,745.92-43,093.32-11,228.02

Finding the Fourth Proportional to 28,745.92, 43,093.32 and 11,228.02

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Solution

The fourth proportional to 28,745.92, 43,093.32 and 11,228.02 is: 16,832.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,745.92 : 43,093.32 = 11,228.02 : x
  2. Step 2: Convert to fraction form
    28,745.92/43,093.32 = 11,228.02/x
  3. Step 3: Cross multiply
    28,745.92x = 43,093.32 × 11,228.02
  4. Step 4: Simplify right side
    28,745.92x = 483,852,658.83
  5. Step 5: Solve for x
    x = 483,852,658.83/28,745.92
  6. Step 6: Final answer
    x = 16,832.05

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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.