Home / 37,936.31-52,352.11-20,940.56

Finding the Fourth Proportional to 37,936.31, 52,352.11 and 20,940.56

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Solution

The fourth proportional to 37,936.31, 52,352.11 and 20,940.56 is: 28,897.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,936.31 : 52,352.11 = 20,940.56 : x
  2. Step 2: Convert to fraction form
    37,936.31/52,352.11 = 20,940.56/x
  3. Step 3: Cross multiply
    37,936.31x = 52,352.11 × 20,940.56
  4. Step 4: Simplify right side
    37,936.31x = 1,096,282,461.32
  5. Step 5: Solve for x
    x = 1,096,282,461.32/37,936.31
  6. Step 6: Final answer
    x = 28,897.97

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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.