Home / 33,377.85-50,085.21-13,670.22

Finding the Fourth Proportional to 33,377.85, 50,085.21 and 13,670.22

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Solution

The fourth proportional to 33,377.85, 50,085.21 and 13,670.22 is: 20,512.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,377.85 : 50,085.21 = 13,670.22 : x
  2. Step 2: Convert to fraction form
    33,377.85/50,085.21 = 13,670.22/x
  3. Step 3: Cross multiply
    33,377.85x = 50,085.21 × 13,670.22
  4. Step 4: Simplify right side
    33,377.85x = 684,675,839.45
  5. Step 5: Solve for x
    x = 684,675,839.45/33,377.85
  6. Step 6: Final answer
    x = 20,512.88

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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.