Home / 37,283.12-51,450.88-20,287.36

Finding the Fourth Proportional to 37,283.12, 51,450.88 and 20,287.36

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Solution

The fourth proportional to 37,283.12, 51,450.88 and 20,287.36 is: 27,996.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,283.12 : 51,450.88 = 20,287.36 : x
  2. Step 2: Convert to fraction form
    37,283.12/51,450.88 = 20,287.36/x
  3. Step 3: Cross multiply
    37,283.12x = 51,450.88 × 20,287.36
  4. Step 4: Simplify right side
    37,283.12x = 1,043,802,524.88
  5. Step 5: Solve for x
    x = 1,043,802,524.88/37,283.12
  6. Step 6: Final answer
    x = 27,996.65

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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.