Home / 26,964.50-37,211.13-15,640.70

Finding the Fourth Proportional to 26,964.50, 37,211.13 and 15,640.70

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Solution

The fourth proportional to 26,964.50, 37,211.13 and 15,640.70 is: 21,584.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,964.50 : 37,211.13 = 15,640.70 : x
  2. Step 2: Convert to fraction form
    26,964.50/37,211.13 = 15,640.70/x
  3. Step 3: Cross multiply
    26,964.50x = 37,211.13 × 15,640.70
  4. Step 4: Simplify right side
    26,964.50x = 582,007,856.73
  5. Step 5: Solve for x
    x = 582,007,856.73/26,964.50
  6. Step 6: Final answer
    x = 21,584.23

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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.