Home / 16,779.84-23,116.12-11,734.60

Finding the Fourth Proportional to 16,779.84, 23,116.12 and 11,734.60

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Solution

The fourth proportional to 16,779.84, 23,116.12 and 11,734.60 is: 16,165.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,779.84 : 23,116.12 = 11,734.60 : x
  2. Step 2: Convert to fraction form
    16,779.84/23,116.12 = 11,734.60/x
  3. Step 3: Cross multiply
    16,779.84x = 23,116.12 × 11,734.60
  4. Step 4: Simplify right side
    16,779.84x = 271,258,421.75
  5. Step 5: Solve for x
    x = 271,258,421.75/16,779.84
  6. Step 6: Final answer
    x = 16,165.73

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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.