Home / 16,825.80-23,220.63-9,272.12

Finding the Fourth Proportional to 16,825.80, 23,220.63 and 9,272.12

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Solution

The fourth proportional to 16,825.80, 23,220.63 and 9,272.12 is: 12,796.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,825.80 : 23,220.63 = 9,272.12 : x
  2. Step 2: Convert to fraction form
    16,825.80/23,220.63 = 9,272.12/x
  3. Step 3: Cross multiply
    16,825.80x = 23,220.63 × 9,272.12
  4. Step 4: Simplify right side
    16,825.80x = 215,304,351.73
  5. Step 5: Solve for x
    x = 215,304,351.73/16,825.80
  6. Step 6: Final answer
    x = 12,796.08

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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.