Home / 26,940.76-37,175.84-15,606.64

Finding the Fourth Proportional to 26,940.76, 37,175.84 and 15,606.64

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Solution

The fourth proportional to 26,940.76, 37,175.84 and 15,606.64 is: 21,535.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,940.76 : 37,175.84 = 15,606.64 : x
  2. Step 2: Convert to fraction form
    26,940.76/37,175.84 = 15,606.64/x
  3. Step 3: Cross multiply
    26,940.76x = 37,175.84 × 15,606.64
  4. Step 4: Simplify right side
    26,940.76x = 580,189,951.58
  5. Step 5: Solve for x
    x = 580,189,951.58/26,940.76
  6. Step 6: Final answer
    x = 21,535.77

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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.