Home / 37,953.78-52,375.92-20,959.08

Finding the Fourth Proportional to 37,953.78, 52,375.92 and 20,959.08

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Solution

The fourth proportional to 37,953.78, 52,375.92 and 20,959.08 is: 28,923.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,953.78 : 52,375.92 = 20,959.08 : x
  2. Step 2: Convert to fraction form
    37,953.78/52,375.92 = 20,959.08/x
  3. Step 3: Cross multiply
    37,953.78x = 52,375.92 × 20,959.08
  4. Step 4: Simplify right side
    37,953.78x = 1,097,751,097.35
  5. Step 5: Solve for x
    x = 1,097,751,097.35/37,953.78
  6. Step 6: Final answer
    x = 28,923.37

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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.