Home / 37,480.98-51,723.62-20,485.22

Finding the Fourth Proportional to 37,480.98, 51,723.62 and 20,485.22

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Solution

The fourth proportional to 37,480.98, 51,723.62 and 20,485.22 is: 28,269.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,480.98 : 51,723.62 = 20,485.22 : x
  2. Step 2: Convert to fraction form
    37,480.98/51,723.62 = 20,485.22/x
  3. Step 3: Cross multiply
    37,480.98x = 51,723.62 × 20,485.22
  4. Step 4: Simplify right side
    37,480.98x = 1,059,569,682.41
  5. Step 5: Solve for x
    x = 1,059,569,682.41/37,480.98
  6. Step 6: Final answer
    x = 28,269.53

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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.