Home / 20,096.56-30,140.52-12,596.50

Finding the Fourth Proportional to 20,096.56, 30,140.52 and 12,596.50

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Solution

The fourth proportional to 20,096.56, 30,140.52 and 12,596.50 is: 18,892.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,096.56 : 30,140.52 = 12,596.50 : x
  2. Step 2: Convert to fraction form
    20,096.56/30,140.52 = 12,596.50/x
  3. Step 3: Cross multiply
    20,096.56x = 30,140.52 × 12,596.50
  4. Step 4: Simplify right side
    20,096.56x = 379,665,060.18
  5. Step 5: Solve for x
    x = 379,665,060.18/20,096.56
  6. Step 6: Final answer
    x = 18,892.04

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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.