Home / 16,766.07-23,144.27-11,316.32

Finding the Fourth Proportional to 16,766.07, 23,144.27 and 11,316.32

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Solution

The fourth proportional to 16,766.07, 23,144.27 and 11,316.32 is: 15,621.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,766.07 : 23,144.27 = 11,316.32 : x
  2. Step 2: Convert to fraction form
    16,766.07/23,144.27 = 11,316.32/x
  3. Step 3: Cross multiply
    16,766.07x = 23,144.27 × 11,316.32
  4. Step 4: Simplify right side
    16,766.07x = 261,907,879.97
  5. Step 5: Solve for x
    x = 261,907,879.97/16,766.07
  6. Step 6: Final answer
    x = 15,621.31

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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.