Home / 11,300.08-16,936.68-8,517.58

Finding the Fourth Proportional to 11,300.08, 16,936.68 and 8,517.58

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Solution

The fourth proportional to 11,300.08, 16,936.68 and 8,517.58 is: 12,766.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,300.08 : 16,936.68 = 8,517.58 : x
  2. Step 2: Convert to fraction form
    11,300.08/16,936.68 = 8,517.58/x
  3. Step 3: Cross multiply
    11,300.08x = 16,936.68 × 8,517.58
  4. Step 4: Simplify right side
    11,300.08x = 144,259,526.83
  5. Step 5: Solve for x
    x = 144,259,526.83/11,300.08
  6. Step 6: Final answer
    x = 12,766.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.