Home / 37,624.70-51,921.72-20,629.88

Finding the Fourth Proportional to 37,624.70, 51,921.72 and 20,629.88

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Solution

The fourth proportional to 37,624.70, 51,921.72 and 20,629.88 is: 28,469.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,624.70 : 51,921.72 = 20,629.88 : x
  2. Step 2: Convert to fraction form
    37,624.70/51,921.72 = 20,629.88/x
  3. Step 3: Cross multiply
    37,624.70x = 51,921.72 × 20,629.88
  4. Step 4: Simplify right side
    37,624.70x = 1,071,138,852.99
  5. Step 5: Solve for x
    x = 1,071,138,852.99/37,624.70
  6. Step 6: Final answer
    x = 28,469.03

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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.