Home / 17,622.40-24,321.42-10,910.20

Finding the Fourth Proportional to 17,622.40, 24,321.42 and 10,910.20

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Solution

The fourth proportional to 17,622.40, 24,321.42 and 10,910.20 is: 15,057.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,622.40 : 24,321.42 = 10,910.20 : x
  2. Step 2: Convert to fraction form
    17,622.40/24,321.42 = 10,910.20/x
  3. Step 3: Cross multiply
    17,622.40x = 24,321.42 × 10,910.20
  4. Step 4: Simplify right side
    17,622.40x = 265,351,556.48
  5. Step 5: Solve for x
    x = 265,351,556.48/17,622.40
  6. Step 6: Final answer
    x = 15,057.63

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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.