Home / 12,145.18-16,761.96-6,841.04

Finding the Fourth Proportional to 12,145.18, 16,761.96 and 6,841.04

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Solution

The fourth proportional to 12,145.18, 16,761.96 and 6,841.04 is: 9,441.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,145.18 : 16,761.96 = 6,841.04 : x
  2. Step 2: Convert to fraction form
    12,145.18/16,761.96 = 6,841.04/x
  3. Step 3: Cross multiply
    12,145.18x = 16,761.96 × 6,841.04
  4. Step 4: Simplify right side
    12,145.18x = 114,669,238.84
  5. Step 5: Solve for x
    x = 114,669,238.84/12,145.18
  6. Step 6: Final answer
    x = 9,441.54

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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.