Home / 33,853.09-46,692.08-21,907.21

Finding the Fourth Proportional to 33,853.09, 46,692.08 and 21,907.21

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Solution

The fourth proportional to 33,853.09, 46,692.08 and 21,907.21 is: 30,215.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,853.09 : 46,692.08 = 21,907.21 : x
  2. Step 2: Convert to fraction form
    33,853.09/46,692.08 = 21,907.21/x
  3. Step 3: Cross multiply
    33,853.09x = 46,692.08 × 21,907.21
  4. Step 4: Simplify right side
    33,853.09x = 1,022,892,968.44
  5. Step 5: Solve for x
    x = 1,022,892,968.44/33,853.09
  6. Step 6: Final answer
    x = 30,215.65

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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.