Home / 33,480.18-50,220.30-12,703.68

Finding the Fourth Proportional to 33,480.18, 50,220.30 and 12,703.68

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Solution

The fourth proportional to 33,480.18, 50,220.30 and 12,703.68 is: 19,055.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,480.18 : 50,220.30 = 12,703.68 : x
  2. Step 2: Convert to fraction form
    33,480.18/50,220.30 = 12,703.68/x
  3. Step 3: Cross multiply
    33,480.18x = 50,220.30 × 12,703.68
  4. Step 4: Simplify right side
    33,480.18x = 637,982,620.70
  5. Step 5: Solve for x
    x = 637,982,620.70/33,480.18
  6. Step 6: Final answer
    x = 19,055.53

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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.