Home / 27,676.92-38,194.13-15,101.67

Finding the Fourth Proportional to 27,676.92, 38,194.13 and 15,101.67

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Solution

The fourth proportional to 27,676.92, 38,194.13 and 15,101.67 is: 20,840.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,676.92 : 38,194.13 = 15,101.67 : x
  2. Step 2: Convert to fraction form
    27,676.92/38,194.13 = 15,101.67/x
  3. Step 3: Cross multiply
    27,676.92x = 38,194.13 × 15,101.67
  4. Step 4: Simplify right side
    27,676.92x = 576,795,071.69
  5. Step 5: Solve for x
    x = 576,795,071.69/27,676.92
  6. Step 6: Final answer
    x = 20,840.29

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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.