Home / 26,982.75-37,236.20-15,804.75

Finding the Fourth Proportional to 26,982.75, 37,236.20 and 15,804.75

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Solution

The fourth proportional to 26,982.75, 37,236.20 and 15,804.75 is: 21,810.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,982.75 : 37,236.20 = 15,804.75 : x
  2. Step 2: Convert to fraction form
    26,982.75/37,236.20 = 15,804.75/x
  3. Step 3: Cross multiply
    26,982.75x = 37,236.20 × 15,804.75
  4. Step 4: Simplify right side
    26,982.75x = 588,508,752.93
  5. Step 5: Solve for x
    x = 588,508,752.93/26,982.75
  6. Step 6: Final answer
    x = 21,810.56

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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.