Home / 20,199.24-30,303.72-7,051.73

Finding the Fourth Proportional to 20,199.24, 30,303.72 and 7,051.73

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Solution

The fourth proportional to 20,199.24, 30,303.72 and 7,051.73 is: 10,579.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,199.24 : 30,303.72 = 7,051.73 : x
  2. Step 2: Convert to fraction form
    20,199.24/30,303.72 = 7,051.73/x
  3. Step 3: Cross multiply
    20,199.24x = 30,303.72 × 7,051.73
  4. Step 4: Simplify right side
    20,199.24x = 213,693,499.92
  5. Step 5: Solve for x
    x = 213,693,499.92/20,199.24
  6. Step 6: Final answer
    x = 10,579.28

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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.