Home / 37,282.88-51,450.48-20,287.28

Finding the Fourth Proportional to 37,282.88, 51,450.48 and 20,287.28

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Solution

The fourth proportional to 37,282.88, 51,450.48 and 20,287.28 is: 27,996.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,282.88 : 51,450.48 = 20,287.28 : x
  2. Step 2: Convert to fraction form
    37,282.88/51,450.48 = 20,287.28/x
  3. Step 3: Cross multiply
    37,282.88x = 51,450.48 × 20,287.28
  4. Step 4: Simplify right side
    37,282.88x = 1,043,790,293.89
  5. Step 5: Solve for x
    x = 1,043,790,293.89/37,282.88
  6. Step 6: Final answer
    x = 27,996.50

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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.