Home / 36,205.67-49,969.62-21,107.17

Finding the Fourth Proportional to 36,205.67, 49,969.62 and 21,107.17

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Solution

The fourth proportional to 36,205.67, 49,969.62 and 21,107.17 is: 29,131.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,205.67 : 49,969.62 = 21,107.17 : x
  2. Step 2: Convert to fraction form
    36,205.67/49,969.62 = 21,107.17/x
  3. Step 3: Cross multiply
    36,205.67x = 49,969.62 × 21,107.17
  4. Step 4: Simplify right side
    36,205.67x = 1,054,717,264.18
  5. Step 5: Solve for x
    x = 1,054,717,264.18/36,205.67
  6. Step 6: Final answer
    x = 29,131.27

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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.