Home / 33,861.25-46,728.41-19,520.99

Finding the Fourth Proportional to 33,861.25, 46,728.41 and 19,520.99

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Solution

The fourth proportional to 33,861.25, 46,728.41 and 19,520.99 is: 26,938.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,861.25 : 46,728.41 = 19,520.99 : x
  2. Step 2: Convert to fraction form
    33,861.25/46,728.41 = 19,520.99/x
  3. Step 3: Cross multiply
    33,861.25x = 46,728.41 × 19,520.99
  4. Step 4: Simplify right side
    33,861.25x = 912,184,630.05
  5. Step 5: Solve for x
    x = 912,184,630.05/33,861.25
  6. Step 6: Final answer
    x = 26,938.89

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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.