Home / 11,942.96-17,914.80-5,703.63

Finding the Fourth Proportional to 11,942.96, 17,914.80 and 5,703.63

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Solution

The fourth proportional to 11,942.96, 17,914.80 and 5,703.63 is: 8,555.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,942.96 : 17,914.80 = 5,703.63 : x
  2. Step 2: Convert to fraction form
    11,942.96/17,914.80 = 5,703.63/x
  3. Step 3: Cross multiply
    11,942.96x = 17,914.80 × 5,703.63
  4. Step 4: Simplify right side
    11,942.96x = 102,179,390.72
  5. Step 5: Solve for x
    x = 102,179,390.72/11,942.96
  6. Step 6: Final answer
    x = 8,555.62

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1.5x scale

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.