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Finding the Fourth Proportional to 33,903.44, 46,785.48 and 18,998.48

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Solution

The fourth proportional to 33,903.44, 46,785.48 and 18,998.48 is: 26,217.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,903.44 : 46,785.48 = 18,998.48 : x
  2. Step 2: Convert to fraction form
    33,903.44/46,785.48 = 18,998.48/x
  3. Step 3: Cross multiply
    33,903.44x = 46,785.48 × 18,998.48
  4. Step 4: Simplify right side
    33,903.44x = 888,853,006.07
  5. Step 5: Solve for x
    x = 888,853,006.07/33,903.44
  6. Step 6: Final answer
    x = 26,217.19

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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.