Home / 37,211.45-51,356.27-21,295.55

Finding the Fourth Proportional to 37,211.45, 51,356.27 and 21,295.55

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Solution

The fourth proportional to 37,211.45, 51,356.27 and 21,295.55 is: 29,390.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,211.45 : 51,356.27 = 21,295.55 : x
  2. Step 2: Convert to fraction form
    37,211.45/51,356.27 = 21,295.55/x
  3. Step 3: Cross multiply
    37,211.45x = 51,356.27 × 21,295.55
  4. Step 4: Simplify right side
    37,211.45x = 1,093,660,197.23
  5. Step 5: Solve for x
    x = 1,093,660,197.23/37,211.45
  6. Step 6: Final answer
    x = 29,390.43

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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.