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Finding the Fourth Proportional to 27,783.21, 41,676.16 and 9,063.21

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Solution

The fourth proportional to 27,783.21, 41,676.16 and 9,063.21 is: 13,595.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,783.21 : 41,676.16 = 9,063.21 : x
  2. Step 2: Convert to fraction form
    27,783.21/41,676.16 = 9,063.21/x
  3. Step 3: Cross multiply
    27,783.21x = 41,676.16 × 9,063.21
  4. Step 4: Simplify right side
    27,783.21x = 377,719,790.07
  5. Step 5: Solve for x
    x = 377,719,790.07/27,783.21
  6. Step 6: Final answer
    x = 13,595.25

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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.