Home / 23,249.72-32,083.39-12,639.31

Finding the Fourth Proportional to 23,249.72, 32,083.39 and 12,639.31

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Solution

The fourth proportional to 23,249.72, 32,083.39 and 12,639.31 is: 17,441.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,249.72 : 32,083.39 = 12,639.31 : x
  2. Step 2: Convert to fraction form
    23,249.72/32,083.39 = 12,639.31/x
  3. Step 3: Cross multiply
    23,249.72x = 32,083.39 × 12,639.31
  4. Step 4: Simplify right side
    23,249.72x = 405,511,847.65
  5. Step 5: Solve for x
    x = 405,511,847.65/23,249.72
  6. Step 6: Final answer
    x = 17,441.58

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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.