Home / 33,398.42-46,121.04-21,482.45

Finding the Fourth Proportional to 33,398.42, 46,121.04 and 21,482.45

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Solution

The fourth proportional to 33,398.42, 46,121.04 and 21,482.45 is: 29,665.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,398.42 : 46,121.04 = 21,482.45 : x
  2. Step 2: Convert to fraction form
    33,398.42/46,121.04 = 21,482.45/x
  3. Step 3: Cross multiply
    33,398.42x = 46,121.04 × 21,482.45
  4. Step 4: Simplify right side
    33,398.42x = 990,792,705.14
  5. Step 5: Solve for x
    x = 990,792,705.14/33,398.42
  6. Step 6: Final answer
    x = 29,665.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.