Home / 26,945.79-40,418.68-8,225.93

Finding the Fourth Proportional to 26,945.79, 40,418.68 and 8,225.93

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Solution

The fourth proportional to 26,945.79, 40,418.68 and 8,225.93 is: 12,338.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,945.79 : 40,418.68 = 8,225.93 : x
  2. Step 2: Convert to fraction form
    26,945.79/40,418.68 = 8,225.93/x
  3. Step 3: Cross multiply
    26,945.79x = 40,418.68 × 8,225.93
  4. Step 4: Simplify right side
    26,945.79x = 332,481,232.37
  5. Step 5: Solve for x
    x = 332,481,232.37/26,945.79
  6. Step 6: Final answer
    x = 12,338.89

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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.