Home / 18,550.26-25,598.07-10,996.20

Finding the Fourth Proportional to 18,550.26, 25,598.07 and 10,996.20

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Solution

The fourth proportional to 18,550.26, 25,598.07 and 10,996.20 is: 15,173.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,550.26 : 25,598.07 = 10,996.20 : x
  2. Step 2: Convert to fraction form
    18,550.26/25,598.07 = 10,996.20/x
  3. Step 3: Cross multiply
    18,550.26x = 25,598.07 × 10,996.20
  4. Step 4: Simplify right side
    18,550.26x = 281,481,497.33
  5. Step 5: Solve for x
    x = 281,481,497.33/18,550.26
  6. Step 6: Final answer
    x = 15,173.99

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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.