Home / 20,241.33-30,362.54-5,450.24

Finding the Fourth Proportional to 20,241.33, 30,362.54 and 5,450.24

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Solution

The fourth proportional to 20,241.33, 30,362.54 and 5,450.24 is: 8,175.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,241.33 : 30,362.54 = 5,450.24 : x
  2. Step 2: Convert to fraction form
    20,241.33/30,362.54 = 5,450.24/x
  3. Step 3: Cross multiply
    20,241.33x = 30,362.54 × 5,450.24
  4. Step 4: Simplify right side
    20,241.33x = 165,482,950.95
  5. Step 5: Solve for x
    x = 165,482,950.95/20,241.33
  6. Step 6: Final answer
    x = 8,175.50

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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.