Home / 20,035.14-30,050.42-5,245.49

Finding the Fourth Proportional to 20,035.14, 30,050.42 and 5,245.49

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Solution

The fourth proportional to 20,035.14, 30,050.42 and 5,245.49 is: 7,867.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,035.14 : 30,050.42 = 5,245.49 : x
  2. Step 2: Convert to fraction form
    20,035.14/30,050.42 = 5,245.49/x
  3. Step 3: Cross multiply
    20,035.14x = 30,050.42 × 5,245.49
  4. Step 4: Simplify right side
    20,035.14x = 157,629,001.13
  5. Step 5: Solve for x
    x = 157,629,001.13/20,035.14
  6. Step 6: Final answer
    x = 7,867.63

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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.