Home / 33,885.80-46,763.88-18,778.41

Finding the Fourth Proportional to 33,885.80, 46,763.88 and 18,778.41

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Solution

The fourth proportional to 33,885.80, 46,763.88 and 18,778.41 is: 25,915.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,885.80 : 46,763.88 = 18,778.41 : x
  2. Step 2: Convert to fraction form
    33,885.80/46,763.88 = 18,778.41/x
  3. Step 3: Cross multiply
    33,885.80x = 46,763.88 × 18,778.41
  4. Step 4: Simplify right side
    33,885.80x = 878,151,311.83
  5. Step 5: Solve for x
    x = 878,151,311.83/33,885.80
  6. Step 6: Final answer
    x = 25,915.03

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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.