Home / 26,842.64-40,083.20-21,922.04

Finding the Fourth Proportional to 26,842.64, 40,083.20 and 21,922.04

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Solution

The fourth proportional to 26,842.64, 40,083.20 and 21,922.04 is: 32,735.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,842.64 : 40,083.20 = 21,922.04 : x
  2. Step 2: Convert to fraction form
    26,842.64/40,083.20 = 21,922.04/x
  3. Step 3: Cross multiply
    26,842.64x = 40,083.20 × 21,922.04
  4. Step 4: Simplify right side
    26,842.64x = 878,705,513.73
  5. Step 5: Solve for x
    x = 878,705,513.73/26,842.64
  6. Step 6: Final answer
    x = 32,735.44

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.