Home / 16,566.24-24,791.04-12,639.36

Finding the Fourth Proportional to 16,566.24, 24,791.04 and 12,639.36

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Solution

The fourth proportional to 16,566.24, 24,791.04 and 12,639.36 is: 18,914.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,566.24 : 24,791.04 = 12,639.36 : x
  2. Step 2: Convert to fraction form
    16,566.24/24,791.04 = 12,639.36/x
  3. Step 3: Cross multiply
    16,566.24x = 24,791.04 × 12,639.36
  4. Step 4: Simplify right side
    16,566.24x = 313,342,879.33
  5. Step 5: Solve for x
    x = 313,342,879.33/16,566.24
  6. Step 6: Final answer
    x = 18,914.54

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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.