Home / 13,757.36-18,942.65-10,744.65

Finding the Fourth Proportional to 13,757.36, 18,942.65 and 10,744.65

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Solution

The fourth proportional to 13,757.36, 18,942.65 and 10,744.65 is: 14,794.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,757.36 : 18,942.65 = 10,744.65 : x
  2. Step 2: Convert to fraction form
    13,757.36/18,942.65 = 10,744.65/x
  3. Step 3: Cross multiply
    13,757.36x = 18,942.65 × 10,744.65
  4. Step 4: Simplify right side
    13,757.36x = 203,532,144.32
  5. Step 5: Solve for x
    x = 203,532,144.32/13,757.36
  6. Step 6: Final answer
    x = 14,794.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.