Home / 30,855.04-46,282.56-7,481.48

Finding the Fourth Proportional to 30,855.04, 46,282.56 and 7,481.48

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Solution

The fourth proportional to 30,855.04, 46,282.56 and 7,481.48 is: 11,222.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,855.04 : 46,282.56 = 7,481.48 : x
  2. Step 2: Convert to fraction form
    30,855.04/46,282.56 = 7,481.48/x
  3. Step 3: Cross multiply
    30,855.04x = 46,282.56 × 7,481.48
  4. Step 4: Simplify right side
    30,855.04x = 346,261,815.58
  5. Step 5: Solve for x
    x = 346,261,815.58/30,855.04
  6. Step 6: Final answer
    x = 11,222.21

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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.