Home / 26,940.38-40,418.96-13,801.98

Finding the Fourth Proportional to 26,940.38, 40,418.96 and 13,801.98

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Solution

The fourth proportional to 26,940.38, 40,418.96 and 13,801.98 is: 20,707.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,940.38 : 40,418.96 = 13,801.98 : x
  2. Step 2: Convert to fraction form
    26,940.38/40,418.96 = 13,801.98/x
  3. Step 3: Cross multiply
    26,940.38x = 40,418.96 × 13,801.98
  4. Step 4: Simplify right side
    26,940.38x = 557,861,677.54
  5. Step 5: Solve for x
    x = 557,861,677.54/26,940.38
  6. Step 6: Final answer
    x = 20,707.27

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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.