Home / 33,999.12-46,935.84-21,259.38

Finding the Fourth Proportional to 33,999.12, 46,935.84 and 21,259.38

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Solution

The fourth proportional to 33,999.12, 46,935.84 and 21,259.38 is: 29,348.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,999.12 : 46,935.84 = 21,259.38 : x
  2. Step 2: Convert to fraction form
    33,999.12/46,935.84 = 21,259.38/x
  3. Step 3: Cross multiply
    33,999.12x = 46,935.84 × 21,259.38
  4. Step 4: Simplify right side
    33,999.12x = 997,826,858.18
  5. Step 5: Solve for x
    x = 997,826,858.18/33,999.12
  6. Step 6: Final answer
    x = 29,348.61

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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.