Home / 33,320.55-49,962.60-13,576.80

Finding the Fourth Proportional to 33,320.55, 49,962.60 and 13,576.80

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Solution

The fourth proportional to 33,320.55, 49,962.60 and 13,576.80 is: 20,357.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,320.55 : 49,962.60 = 13,576.80 : x
  2. Step 2: Convert to fraction form
    33,320.55/49,962.60 = 13,576.80/x
  3. Step 3: Cross multiply
    33,320.55x = 49,962.60 × 13,576.80
  4. Step 4: Simplify right side
    33,320.55x = 678,332,227.68
  5. Step 5: Solve for x
    x = 678,332,227.68/33,320.55
  6. Step 6: Final answer
    x = 20,357.77

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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.