Home / 16,879.54-23,295.09-9,326.56

Finding the Fourth Proportional to 16,879.54, 23,295.09 and 9,326.56

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Solution

The fourth proportional to 16,879.54, 23,295.09 and 9,326.56 is: 12,871.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,879.54 : 23,295.09 = 9,326.56 : x
  2. Step 2: Convert to fraction form
    16,879.54/23,295.09 = 9,326.56/x
  3. Step 3: Cross multiply
    16,879.54x = 23,295.09 × 9,326.56
  4. Step 4: Simplify right side
    16,879.54x = 217,263,054.59
  5. Step 5: Solve for x
    x = 217,263,054.59/16,879.54
  6. Step 6: Final answer
    x = 12,871.38

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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.