Home / 37,660.24-51,969.39-20,664.06

Finding the Fourth Proportional to 37,660.24, 51,969.39 and 20,664.06

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Solution

The fourth proportional to 37,660.24, 51,969.39 and 20,664.06 is: 28,515.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,660.24 : 51,969.39 = 20,664.06 : x
  2. Step 2: Convert to fraction form
    37,660.24/51,969.39 = 20,664.06/x
  3. Step 3: Cross multiply
    37,660.24x = 51,969.39 × 20,664.06
  4. Step 4: Simplify right side
    37,660.24x = 1,073,898,229.96
  5. Step 5: Solve for x
    x = 1,073,898,229.96/37,660.24
  6. Step 6: Final answer
    x = 28,515.44

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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.