Home / 26,940.38-37,174.46-15,454.70

Finding the Fourth Proportional to 26,940.38, 37,174.46 and 15,454.70

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Solution

The fourth proportional to 26,940.38, 37,174.46 and 15,454.70 is: 21,325.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,940.38 : 37,174.46 = 15,454.70 : x
  2. Step 2: Convert to fraction form
    26,940.38/37,174.46 = 15,454.70/x
  3. Step 3: Cross multiply
    26,940.38x = 37,174.46 × 15,454.70
  4. Step 4: Simplify right side
    26,940.38x = 574,519,863.82
  5. Step 5: Solve for x
    x = 574,519,863.82/26,940.38
  6. Step 6: Final answer
    x = 21,325.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.