Home / 33,634.80-46,391.28-21,692.16

Finding the Fourth Proportional to 33,634.80, 46,391.28 and 21,692.16

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Solution

The fourth proportional to 33,634.80, 46,391.28 and 21,692.16 is: 29,919.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,634.80 : 46,391.28 = 21,692.16 : x
  2. Step 2: Convert to fraction form
    33,634.80/46,391.28 = 21,692.16/x
  3. Step 3: Cross multiply
    33,634.80x = 46,391.28 × 21,692.16
  4. Step 4: Simplify right side
    33,634.80x = 1,006,327,068.36
  5. Step 5: Solve for x
    x = 1,006,327,068.36/33,634.80
  6. Step 6: Final answer
    x = 29,919.22

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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.