Home / 20,556.72-30,837.24-6,708.24

Finding the Fourth Proportional to 20,556.72, 30,837.24 and 6,708.24

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Solution

The fourth proportional to 20,556.72, 30,837.24 and 6,708.24 is: 10,063.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,556.72 : 30,837.24 = 6,708.24 : x
  2. Step 2: Convert to fraction form
    20,556.72/30,837.24 = 6,708.24/x
  3. Step 3: Cross multiply
    20,556.72x = 30,837.24 × 6,708.24
  4. Step 4: Simplify right side
    20,556.72x = 206,863,606.86
  5. Step 5: Solve for x
    x = 206,863,606.86/20,556.72
  6. Step 6: Final answer
    x = 10,063.06

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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.