Home / 18,505.35-25,556.04-11,794.14

Finding the Fourth Proportional to 18,505.35, 25,556.04 and 11,794.14

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Solution

The fourth proportional to 18,505.35, 25,556.04 and 11,794.14 is: 16,287.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,505.35 : 25,556.04 = 11,794.14 : x
  2. Step 2: Convert to fraction form
    18,505.35/25,556.04 = 11,794.14/x
  3. Step 3: Cross multiply
    18,505.35x = 25,556.04 × 11,794.14
  4. Step 4: Simplify right side
    18,505.35x = 301,411,513.61
  5. Step 5: Solve for x
    x = 301,411,513.61/18,505.35
  6. Step 6: Final answer
    x = 16,287.80

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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.