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Finding the Fourth Proportional to 33,765.50, 46,596.39 and 18,861.50

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Solution

The fourth proportional to 33,765.50, 46,596.39 and 18,861.50 is: 26,028.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,765.50 : 46,596.39 = 18,861.50 : x
  2. Step 2: Convert to fraction form
    33,765.50/46,596.39 = 18,861.50/x
  3. Step 3: Cross multiply
    33,765.50x = 46,596.39 × 18,861.50
  4. Step 4: Simplify right side
    33,765.50x = 878,877,809.99
  5. Step 5: Solve for x
    x = 878,877,809.99/33,765.50
  6. Step 6: Final answer
    x = 26,028.87

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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.