Home / 20,245.18-30,367.83-7,094.53

Finding the Fourth Proportional to 20,245.18, 30,367.83 and 7,094.53

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Solution

The fourth proportional to 20,245.18, 30,367.83 and 7,094.53 is: 10,641.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,245.18 : 30,367.83 = 7,094.53 : x
  2. Step 2: Convert to fraction form
    20,245.18/30,367.83 = 7,094.53/x
  3. Step 3: Cross multiply
    20,245.18x = 30,367.83 × 7,094.53
  4. Step 4: Simplify right side
    20,245.18x = 215,445,480.97
  5. Step 5: Solve for x
    x = 215,445,480.97/20,245.18
  6. Step 6: Final answer
    x = 10,641.82

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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.