Home / 27,977.83-41,945.78-16,881.89

Finding the Fourth Proportional to 27,977.83, 41,945.78 and 16,881.89

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Solution

The fourth proportional to 27,977.83, 41,945.78 and 16,881.89 is: 25,310.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,977.83 : 41,945.78 = 16,881.89 : x
  2. Step 2: Convert to fraction form
    27,977.83/41,945.78 = 16,881.89/x
  3. Step 3: Cross multiply
    27,977.83x = 41,945.78 × 16,881.89
  4. Step 4: Simplify right side
    27,977.83x = 708,124,043.92
  5. Step 5: Solve for x
    x = 708,124,043.92/27,977.83
  6. Step 6: Final answer
    x = 25,310.19

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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.