Home / 17,383.23-23,984.79-11,728.45

Finding the Fourth Proportional to 17,383.23, 23,984.79 and 11,728.45

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Solution

The fourth proportional to 17,383.23, 23,984.79 and 11,728.45 is: 16,182.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,383.23 : 23,984.79 = 11,728.45 : x
  2. Step 2: Convert to fraction form
    17,383.23/23,984.79 = 11,728.45/x
  3. Step 3: Cross multiply
    17,383.23x = 23,984.79 × 11,728.45
  4. Step 4: Simplify right side
    17,383.23x = 281,304,410.28
  5. Step 5: Solve for x
    x = 281,304,410.28/17,383.23
  6. Step 6: Final answer
    x = 16,182.52

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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.