Home / 37,659.56-51,968.46-20,663.43

Finding the Fourth Proportional to 37,659.56, 51,968.46 and 20,663.43

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Solution

The fourth proportional to 37,659.56, 51,968.46 and 20,663.43 is: 28,514.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,659.56 : 51,968.46 = 20,663.43 : x
  2. Step 2: Convert to fraction form
    37,659.56/51,968.46 = 20,663.43/x
  3. Step 3: Cross multiply
    37,659.56x = 51,968.46 × 20,663.43
  4. Step 4: Simplify right side
    37,659.56x = 1,073,846,635.42
  5. Step 5: Solve for x
    x = 1,073,846,635.42/37,659.56
  6. Step 6: Final answer
    x = 28,514.58

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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.