Home / 16,843.26-23,243.69-9,290.08

Finding the Fourth Proportional to 16,843.26, 23,243.69 and 9,290.08

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Solution

The fourth proportional to 16,843.26, 23,243.69 and 9,290.08 is: 12,820.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,843.26 : 23,243.69 = 9,290.08 : x
  2. Step 2: Convert to fraction form
    16,843.26/23,243.69 = 9,290.08/x
  3. Step 3: Cross multiply
    16,843.26x = 23,243.69 × 9,290.08
  4. Step 4: Simplify right side
    16,843.26x = 215,935,739.60
  5. Step 5: Solve for x
    x = 215,935,739.60/16,843.26
  6. Step 6: Final answer
    x = 12,820.31

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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.