Home / 20,450.46-30,675.96-7,303.62

Finding the Fourth Proportional to 20,450.46, 30,675.96 and 7,303.62

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Solution

The fourth proportional to 20,450.46, 30,675.96 and 7,303.62 is: 10,955.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,450.46 : 30,675.96 = 7,303.62 : x
  2. Step 2: Convert to fraction form
    20,450.46/30,675.96 = 7,303.62/x
  3. Step 3: Cross multiply
    20,450.46x = 30,675.96 × 7,303.62
  4. Step 4: Simplify right side
    20,450.46x = 224,045,554.98
  5. Step 5: Solve for x
    x = 224,045,554.98/20,450.46
  6. Step 6: Final answer
    x = 10,955.53

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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.