Home / 37,674.24-51,991.04-21,761.92

Finding the Fourth Proportional to 37,674.24, 51,991.04 and 21,761.92

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Solution

The fourth proportional to 37,674.24, 51,991.04 and 21,761.92 is: 30,031.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,674.24 : 51,991.04 = 21,761.92 : x
  2. Step 2: Convert to fraction form
    37,674.24/51,991.04 = 21,761.92/x
  3. Step 3: Cross multiply
    37,674.24x = 51,991.04 × 21,761.92
  4. Step 4: Simplify right side
    37,674.24x = 1,131,424,853.20
  5. Step 5: Solve for x
    x = 1,131,424,853.20/37,674.24
  6. Step 6: Final answer
    x = 30,031.79

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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.