Home / 37,380.22-51,584.29-20,384.41

Finding the Fourth Proportional to 37,380.22, 51,584.29 and 20,384.41

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Solution

The fourth proportional to 37,380.22, 51,584.29 and 20,384.41 is: 28,130.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,380.22 : 51,584.29 = 20,384.41 : x
  2. Step 2: Convert to fraction form
    37,380.22/51,584.29 = 20,384.41/x
  3. Step 3: Cross multiply
    37,380.22x = 51,584.29 × 20,384.41
  4. Step 4: Simplify right side
    37,380.22x = 1,051,515,316.92
  5. Step 5: Solve for x
    x = 1,051,515,316.92/37,380.22
  6. Step 6: Final answer
    x = 28,130.26

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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.