Home / 30,377.68-41,924.44-16,953.60

Finding the Fourth Proportional to 30,377.68, 41,924.44 and 16,953.60

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Solution

The fourth proportional to 30,377.68, 41,924.44 and 16,953.60 is: 23,397.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,377.68 : 41,924.44 = 16,953.60 : x
  2. Step 2: Convert to fraction form
    30,377.68/41,924.44 = 16,953.60/x
  3. Step 3: Cross multiply
    30,377.68x = 41,924.44 × 16,953.60
  4. Step 4: Simplify right side
    30,377.68x = 710,770,185.98
  5. Step 5: Solve for x
    x = 710,770,185.98/30,377.68
  6. Step 6: Final answer
    x = 23,397.78

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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.