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Finding the Fourth Proportional to 11,793.99, 17,668.48 and 11,398.38

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Solution

The fourth proportional to 11,793.99, 17,668.48 and 11,398.38 is: 17,075.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,793.99 : 17,668.48 = 11,398.38 : x
  2. Step 2: Convert to fraction form
    11,793.99/17,668.48 = 11,398.38/x
  3. Step 3: Cross multiply
    11,793.99x = 17,668.48 × 11,398.38
  4. Step 4: Simplify right side
    11,793.99x = 201,392,049.06
  5. Step 5: Solve for x
    x = 201,392,049.06/11,793.99
  6. Step 6: Final answer
    x = 17,075.82

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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.