Home / 20,016.35-30,025.14-6,868.54

Finding the Fourth Proportional to 20,016.35, 30,025.14 and 6,868.54

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Solution

The fourth proportional to 20,016.35, 30,025.14 and 6,868.54 is: 10,303.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,016.35 : 30,025.14 = 6,868.54 : x
  2. Step 2: Convert to fraction form
    20,016.35/30,025.14 = 6,868.54/x
  3. Step 3: Cross multiply
    20,016.35x = 30,025.14 × 6,868.54
  4. Step 4: Simplify right side
    20,016.35x = 206,228,875.10
  5. Step 5: Solve for x
    x = 206,228,875.10/20,016.35
  6. Step 6: Final answer
    x = 10,303.02

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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.