Home / 20,096.79-30,145.18-6,941.98

Finding the Fourth Proportional to 20,096.79, 30,145.18 and 6,941.98

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Solution

The fourth proportional to 20,096.79, 30,145.18 and 6,941.98 is: 10,412.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,096.79 : 30,145.18 = 6,941.98 : x
  2. Step 2: Convert to fraction form
    20,096.79/30,145.18 = 6,941.98/x
  3. Step 3: Cross multiply
    20,096.79x = 30,145.18 × 6,941.98
  4. Step 4: Simplify right side
    20,096.79x = 209,267,236.66
  5. Step 5: Solve for x
    x = 209,267,236.66/20,096.79
  6. Step 6: Final answer
    x = 10,412.97

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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.