Home / 27,055.35-37,336.17-15,118.56

Finding the Fourth Proportional to 27,055.35, 37,336.17 and 15,118.56

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Solution

The fourth proportional to 27,055.35, 37,336.17 and 15,118.56 is: 20,863.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,055.35 : 37,336.17 = 15,118.56 : x
  2. Step 2: Convert to fraction form
    27,055.35/37,336.17 = 15,118.56/x
  3. Step 3: Cross multiply
    27,055.35x = 37,336.17 × 15,118.56
  4. Step 4: Simplify right side
    27,055.35x = 564,469,126.32
  5. Step 5: Solve for x
    x = 564,469,126.32/27,055.35
  6. Step 6: Final answer
    x = 20,863.49

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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.