Home / 41,136.80-61,705.20-23,640.80

Finding the Fourth Proportional to 41,136.80, 61,705.20 and 23,640.80

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Solution

The fourth proportional to 41,136.80, 61,705.20 and 23,640.80 is: 35,461.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,136.80 : 61,705.20 = 23,640.80 : x
  2. Step 2: Convert to fraction form
    41,136.80/61,705.20 = 23,640.80/x
  3. Step 3: Cross multiply
    41,136.80x = 61,705.20 × 23,640.80
  4. Step 4: Simplify right side
    41,136.80x = 1,458,760,292.16
  5. Step 5: Solve for x
    x = 1,458,760,292.16/41,136.80
  6. Step 6: Final answer
    x = 35,461.20

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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.