Home / 33,780.70-50,683.20-14,065.30

Finding the Fourth Proportional to 33,780.70, 50,683.20 and 14,065.30

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Solution

The fourth proportional to 33,780.70, 50,683.20 and 14,065.30 is: 21,103.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,780.70 : 50,683.20 = 14,065.30 : x
  2. Step 2: Convert to fraction form
    33,780.70/50,683.20 = 14,065.30/x
  3. Step 3: Cross multiply
    33,780.70x = 50,683.20 × 14,065.30
  4. Step 4: Simplify right side
    33,780.70x = 712,874,412.96
  5. Step 5: Solve for x
    x = 712,874,412.96/33,780.70
  6. Step 6: Final answer
    x = 21,103.01

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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.