Home / 12,383.10-17,088.30-8,852.22

Finding the Fourth Proportional to 12,383.10, 17,088.30 and 8,852.22

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Solution

The fourth proportional to 12,383.10, 17,088.30 and 8,852.22 is: 12,215.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,383.10 : 17,088.30 = 8,852.22 : x
  2. Step 2: Convert to fraction form
    12,383.10/17,088.30 = 8,852.22/x
  3. Step 3: Cross multiply
    12,383.10x = 17,088.30 × 8,852.22
  4. Step 4: Simplify right side
    12,383.10x = 151,269,391.03
  5. Step 5: Solve for x
    x = 151,269,391.03/12,383.10
  6. Step 6: Final answer
    x = 12,215.79

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.