Home / 16,481.07-22,739.87-9,768.33

Finding the Fourth Proportional to 16,481.07, 22,739.87 and 9,768.33

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Solution

The fourth proportional to 16,481.07, 22,739.87 and 9,768.33 is: 13,477.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,481.07 : 22,739.87 = 9,768.33 : x
  2. Step 2: Convert to fraction form
    16,481.07/22,739.87 = 9,768.33/x
  3. Step 3: Cross multiply
    16,481.07x = 22,739.87 × 9,768.33
  4. Step 4: Simplify right side
    16,481.07x = 222,130,578.74
  5. Step 5: Solve for x
    x = 222,130,578.74/16,481.07
  6. Step 6: Final answer
    x = 13,477.92

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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.