Home / 13,825.01-20,739.66-4,939.73

Finding the Fourth Proportional to 13,825.01, 20,739.66 and 4,939.73

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Solution

The fourth proportional to 13,825.01, 20,739.66 and 4,939.73 is: 7,410.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,825.01 : 20,739.66 = 4,939.73 : x
  2. Step 2: Convert to fraction form
    13,825.01/20,739.66 = 4,939.73/x
  3. Step 3: Cross multiply
    13,825.01x = 20,739.66 × 4,939.73
  4. Step 4: Simplify right side
    13,825.01x = 102,448,320.69
  5. Step 5: Solve for x
    x = 102,448,320.69/13,825.01
  6. Step 6: Final answer
    x = 7,410.36

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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.