Home / 31,896.72-47,728.44-26,706.24

Finding the Fourth Proportional to 31,896.72, 47,728.44 and 26,706.24

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Solution

The fourth proportional to 31,896.72, 47,728.44 and 26,706.24 is: 39,961.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,896.72 : 47,728.44 = 26,706.24 : x
  2. Step 2: Convert to fraction form
    31,896.72/47,728.44 = 26,706.24/x
  3. Step 3: Cross multiply
    31,896.72x = 47,728.44 × 26,706.24
  4. Step 4: Simplify right side
    31,896.72x = 1,274,647,173.47
  5. Step 5: Solve for x
    x = 1,274,647,173.47/31,896.72
  6. Step 6: Final answer
    x = 39,961.70

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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.