Home / 27,676.94-38,194.62-15,101.69

Finding the Fourth Proportional to 27,676.94, 38,194.62 and 15,101.69

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Solution

The fourth proportional to 27,676.94, 38,194.62 and 15,101.69 is: 20,840.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,676.94 : 38,194.62 = 15,101.69 : x
  2. Step 2: Convert to fraction form
    27,676.94/38,194.62 = 15,101.69/x
  3. Step 3: Cross multiply
    27,676.94x = 38,194.62 × 15,101.69
  4. Step 4: Simplify right side
    27,676.94x = 576,803,406.39
  5. Step 5: Solve for x
    x = 576,803,406.39/27,676.94
  6. Step 6: Final answer
    x = 20,840.58

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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.