Home / 23,166.41-31,969.76-12,555.95

Finding the Fourth Proportional to 23,166.41, 31,969.76 and 12,555.95

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Solution

The fourth proportional to 23,166.41, 31,969.76 and 12,555.95 is: 17,327.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,166.41 : 31,969.76 = 12,555.95 : x
  2. Step 2: Convert to fraction form
    23,166.41/31,969.76 = 12,555.95/x
  3. Step 3: Cross multiply
    23,166.41x = 31,969.76 × 12,555.95
  4. Step 4: Simplify right side
    23,166.41x = 401,410,485.44
  5. Step 5: Solve for x
    x = 401,410,485.44/23,166.41
  6. Step 6: Final answer
    x = 17,327.27

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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.