Home / 27,105.56-40,654.23-7,385.67

Finding the Fourth Proportional to 27,105.56, 40,654.23 and 7,385.67

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Solution

The fourth proportional to 27,105.56, 40,654.23 and 7,385.67 is: 11,077.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,105.56 : 40,654.23 = 7,385.67 : x
  2. Step 2: Convert to fraction form
    27,105.56/40,654.23 = 7,385.67/x
  3. Step 3: Cross multiply
    27,105.56x = 40,654.23 × 7,385.67
  4. Step 4: Simplify right side
    27,105.56x = 300,258,726.88
  5. Step 5: Solve for x
    x = 300,258,726.88/27,105.56
  6. Step 6: Final answer
    x = 11,077.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.