Home / 20,396.06-30,594.43-5,604.89

Finding the Fourth Proportional to 20,396.06, 30,594.43 and 5,604.89

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Solution

The fourth proportional to 20,396.06, 30,594.43 and 5,604.89 is: 8,407.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,396.06 : 30,594.43 = 5,604.89 : x
  2. Step 2: Convert to fraction form
    20,396.06/30,594.43 = 5,604.89/x
  3. Step 3: Cross multiply
    20,396.06x = 30,594.43 × 5,604.89
  4. Step 4: Simplify right side
    20,396.06x = 171,478,233.77
  5. Step 5: Solve for x
    x = 171,478,233.77/20,396.06
  6. Step 6: Final answer
    x = 8,407.42

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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.