Home / 26,987.49-37,243.22-15,049.55

Finding the Fourth Proportional to 26,987.49, 37,243.22 and 15,049.55

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Solution

The fourth proportional to 26,987.49, 37,243.22 and 15,049.55 is: 20,768.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,987.49 : 37,243.22 = 15,049.55 : x
  2. Step 2: Convert to fraction form
    26,987.49/37,243.22 = 15,049.55/x
  3. Step 3: Cross multiply
    26,987.49x = 37,243.22 × 15,049.55
  4. Step 4: Simplify right side
    26,987.49x = 560,493,440.09
  5. Step 5: Solve for x
    x = 560,493,440.09/26,987.49
  6. Step 6: Final answer
    x = 20,768.64

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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.