Home / 49,841.68-68,766.32-28,329.80

Finding the Fourth Proportional to 49,841.68, 68,766.32 and 28,329.80

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Solution

The fourth proportional to 49,841.68, 68,766.32 and 28,329.80 is: 39,086.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,841.68 : 68,766.32 = 28,329.80 : x
  2. Step 2: Convert to fraction form
    49,841.68/68,766.32 = 28,329.80/x
  3. Step 3: Cross multiply
    49,841.68x = 68,766.32 × 28,329.80
  4. Step 4: Simplify right side
    49,841.68x = 1,948,136,092.34
  5. Step 5: Solve for x
    x = 1,948,136,092.34/49,841.68
  6. Step 6: Final answer
    x = 39,086.49

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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.