Home / 33,857.19-50,768.78-14,130.45

Finding the Fourth Proportional to 33,857.19, 50,768.78 and 14,130.45

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Solution

The fourth proportional to 33,857.19, 50,768.78 and 14,130.45 is: 21,188.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,857.19 : 50,768.78 = 14,130.45 : x
  2. Step 2: Convert to fraction form
    33,857.19/50,768.78 = 14,130.45/x
  3. Step 3: Cross multiply
    33,857.19x = 50,768.78 × 14,130.45
  4. Step 4: Simplify right side
    33,857.19x = 717,385,636.70
  5. Step 5: Solve for x
    x = 717,385,636.70/33,857.19
  6. Step 6: Final answer
    x = 21,188.58

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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.