Home / 37,966.44-52,393.41-20,971.80

Finding the Fourth Proportional to 37,966.44, 52,393.41 and 20,971.80

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Solution

The fourth proportional to 37,966.44, 52,393.41 and 20,971.80 is: 28,940.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,966.44 : 52,393.41 = 20,971.80 : x
  2. Step 2: Convert to fraction form
    37,966.44/52,393.41 = 20,971.80/x
  3. Step 3: Cross multiply
    37,966.44x = 52,393.41 × 20,971.80
  4. Step 4: Simplify right side
    37,966.44x = 1,098,784,115.84
  5. Step 5: Solve for x
    x = 1,098,784,115.84/37,966.44
  6. Step 6: Final answer
    x = 28,940.93

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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.