Home / 11,995.41-16,542.90-7,519.65

Finding the Fourth Proportional to 11,995.41, 16,542.90 and 7,519.65

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Solution

The fourth proportional to 11,995.41, 16,542.90 and 7,519.65 is: 10,370.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,995.41 : 16,542.90 = 7,519.65 : x
  2. Step 2: Convert to fraction form
    11,995.41/16,542.90 = 7,519.65/x
  3. Step 3: Cross multiply
    11,995.41x = 16,542.90 × 7,519.65
  4. Step 4: Simplify right side
    11,995.41x = 124,396,817.99
  5. Step 5: Solve for x
    x = 124,396,817.99/11,995.41
  6. Step 6: Final answer
    x = 10,370.37

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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.