Home / 33,618.75-50,459.29-16,990.49

Finding the Fourth Proportional to 33,618.75, 50,459.29 and 16,990.49

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Solution

The fourth proportional to 33,618.75, 50,459.29 and 16,990.49 is: 25,501.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,618.75 : 50,459.29 = 16,990.49 : x
  2. Step 2: Convert to fraction form
    33,618.75/50,459.29 = 16,990.49/x
  3. Step 3: Cross multiply
    33,618.75x = 50,459.29 × 16,990.49
  4. Step 4: Simplify right side
    33,618.75x = 857,328,062.15
  5. Step 5: Solve for x
    x = 857,328,062.15/33,618.75
  6. Step 6: Final answer
    x = 25,501.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.