Home / 37,283.76-51,450.93-20,287.58

Finding the Fourth Proportional to 37,283.76, 51,450.93 and 20,287.58

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Solution

The fourth proportional to 37,283.76, 51,450.93 and 20,287.58 is: 27,996.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,283.76 : 51,450.93 = 20,287.58 : x
  2. Step 2: Convert to fraction form
    37,283.76/51,450.93 = 20,287.58/x
  3. Step 3: Cross multiply
    37,283.76x = 51,450.93 × 20,287.58
  4. Step 4: Simplify right side
    37,283.76x = 1,043,814,601.19
  5. Step 5: Solve for x
    x = 1,043,814,601.19/37,283.76
  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.