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Finding the Fourth Proportional to 33,703.50, 46,512.30 and 18,799.50

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Solution

The fourth proportional to 33,703.50, 46,512.30 and 18,799.50 is: 25,944.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,703.50 : 46,512.30 = 18,799.50 : x
  2. Step 2: Convert to fraction form
    33,703.50/46,512.30 = 18,799.50/x
  3. Step 3: Cross multiply
    33,703.50x = 46,512.30 × 18,799.50
  4. Step 4: Simplify right side
    33,703.50x = 874,407,983.85
  5. Step 5: Solve for x
    x = 874,407,983.85/33,703.50
  6. Step 6: Final answer
    x = 25,944.13

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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.