Home / 33,841.78-46,706.43-19,699.18

Finding the Fourth Proportional to 33,841.78, 46,706.43 and 19,699.18

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Solution

The fourth proportional to 33,841.78, 46,706.43 and 19,699.18 is: 27,187.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,841.78 : 46,706.43 = 19,699.18 : x
  2. Step 2: Convert to fraction form
    33,841.78/46,706.43 = 19,699.18/x
  3. Step 3: Cross multiply
    33,841.78x = 46,706.43 × 19,699.18
  4. Step 4: Simplify right side
    33,841.78x = 920,078,371.73
  5. Step 5: Solve for x
    x = 920,078,371.73/33,841.78
  6. Step 6: Final answer
    x = 27,187.65

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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.