Home / 37,412.56-51,629.64-20,416.94

Finding the Fourth Proportional to 37,412.56, 51,629.64 and 20,416.94

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Solution

The fourth proportional to 37,412.56, 51,629.64 and 20,416.94 is: 28,175.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,412.56 : 51,629.64 = 20,416.94 : x
  2. Step 2: Convert to fraction form
    37,412.56/51,629.64 = 20,416.94/x
  3. Step 3: Cross multiply
    37,412.56x = 51,629.64 × 20,416.94
  4. Step 4: Simplify right side
    37,412.56x = 1,054,119,121.00
  5. Step 5: Solve for x
    x = 1,054,119,121.00/37,412.56
  6. Step 6: Final answer
    x = 28,175.54

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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.