Home / 20,014.42-30,011.48-6,682.62

Finding the Fourth Proportional to 20,014.42, 30,011.48 and 6,682.62

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Solution

The fourth proportional to 20,014.42, 30,011.48 and 6,682.62 is: 10,020.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,014.42 : 30,011.48 = 6,682.62 : x
  2. Step 2: Convert to fraction form
    20,014.42/30,011.48 = 6,682.62/x
  3. Step 3: Cross multiply
    20,014.42x = 30,011.48 × 6,682.62
  4. Step 4: Simplify right side
    20,014.42x = 200,555,316.48
  5. Step 5: Solve for x
    x = 200,555,316.48/20,014.42
  6. Step 6: Final answer
    x = 10,020.54

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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.