Home / 51,728.50-71,395.23-33,792.58

Finding the Fourth Proportional to 51,728.50, 71,395.23 and 33,792.58

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Solution

The fourth proportional to 51,728.50, 71,395.23 and 33,792.58 is: 46,640.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,728.50 : 71,395.23 = 33,792.58 : x
  2. Step 2: Convert to fraction form
    51,728.50/71,395.23 = 33,792.58/x
  3. Step 3: Cross multiply
    51,728.50x = 71,395.23 × 33,792.58
  4. Step 4: Simplify right side
    51,728.50x = 2,412,629,021.39
  5. Step 5: Solve for x
    x = 2,412,629,021.39/51,728.50
  6. Step 6: Final answer
    x = 46,640.23

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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.