Home / 20,450.44-30,682.10-7,302.52

Finding the Fourth Proportional to 20,450.44, 30,682.10 and 7,302.52

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Solution

The fourth proportional to 20,450.44, 30,682.10 and 7,302.52 is: 10,956.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,450.44 : 30,682.10 = 7,302.52 : x
  2. Step 2: Convert to fraction form
    20,450.44/30,682.10 = 7,302.52/x
  3. Step 3: Cross multiply
    20,450.44x = 30,682.10 × 7,302.52
  4. Step 4: Simplify right side
    20,450.44x = 224,056,648.89
  5. Step 5: Solve for x
    x = 224,056,648.89/20,450.44
  6. Step 6: Final answer
    x = 10,956.08

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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.