Home / 33,500.40-46,231.12-18,393.70

Finding the Fourth Proportional to 33,500.40, 46,231.12 and 18,393.70

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Solution

The fourth proportional to 33,500.40, 46,231.12 and 18,393.70 is: 25,383.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,500.40 : 46,231.12 = 18,393.70 : x
  2. Step 2: Convert to fraction form
    33,500.40/46,231.12 = 18,393.70/x
  3. Step 3: Cross multiply
    33,500.40x = 46,231.12 × 18,393.70
  4. Step 4: Simplify right side
    33,500.40x = 850,361,346.04
  5. Step 5: Solve for x
    x = 850,361,346.04/33,500.40
  6. Step 6: Final answer
    x = 25,383.62

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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.