Home / 26,736.56-36,874.08-20,037.92

Finding the Fourth Proportional to 26,736.56, 36,874.08 and 20,037.92

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Solution

The fourth proportional to 26,736.56, 36,874.08 and 20,037.92 is: 27,635.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,736.56 : 36,874.08 = 20,037.92 : x
  2. Step 2: Convert to fraction form
    26,736.56/36,874.08 = 20,037.92/x
  3. Step 3: Cross multiply
    26,736.56x = 36,874.08 × 20,037.92
  4. Step 4: Simplify right side
    26,736.56x = 738,879,865.11
  5. Step 5: Solve for x
    x = 738,879,865.11/26,736.56
  6. Step 6: Final answer
    x = 27,635.56

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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.