Home / 37,986.86-56,996.97-20,213.33

Finding the Fourth Proportional to 37,986.86, 56,996.97 and 20,213.33

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Solution

The fourth proportional to 37,986.86, 56,996.97 and 20,213.33 is: 30,328.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,986.86 : 56,996.97 = 20,213.33 : x
  2. Step 2: Convert to fraction form
    37,986.86/56,996.97 = 20,213.33/x
  3. Step 3: Cross multiply
    37,986.86x = 56,996.97 × 20,213.33
  4. Step 4: Simplify right side
    37,986.86x = 1,152,098,563.61
  5. Step 5: Solve for x
    x = 1,152,098,563.61/37,986.86
  6. Step 6: Final answer
    x = 30,328.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.