Home / 40,268.73-55,565.82-22,361.30

Finding the Fourth Proportional to 40,268.73, 55,565.82 and 22,361.30

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Solution

The fourth proportional to 40,268.73, 55,565.82 and 22,361.30 is: 30,855.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,268.73 : 55,565.82 = 22,361.30 : x
  2. Step 2: Convert to fraction form
    40,268.73/55,565.82 = 22,361.30/x
  3. Step 3: Cross multiply
    40,268.73x = 55,565.82 × 22,361.30
  4. Step 4: Simplify right side
    40,268.73x = 1,242,523,901.31
  5. Step 5: Solve for x
    x = 1,242,523,901.31/40,268.73
  6. Step 6: Final answer
    x = 30,855.80

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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.