Home / 33,629.40-46,414.62-19,490.04

Finding the Fourth Proportional to 33,629.40, 46,414.62 and 19,490.04

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Solution

The fourth proportional to 33,629.40, 46,414.62 and 19,490.04 is: 26,899.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,629.40 : 46,414.62 = 19,490.04 : x
  2. Step 2: Convert to fraction form
    33,629.40/46,414.62 = 19,490.04/x
  3. Step 3: Cross multiply
    33,629.40x = 46,414.62 × 19,490.04
  4. Step 4: Simplify right side
    33,629.40x = 904,622,800.38
  5. Step 5: Solve for x
    x = 904,622,800.38/33,629.40
  6. Step 6: Final answer
    x = 26,899.76

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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.