Home / 30,039.92-41,455.35-16,611.41

Finding the Fourth Proportional to 30,039.92, 41,455.35 and 16,611.41

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Solution

The fourth proportional to 30,039.92, 41,455.35 and 16,611.41 is: 22,923.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,039.92 : 41,455.35 = 16,611.41 : x
  2. Step 2: Convert to fraction form
    30,039.92/41,455.35 = 16,611.41/x
  3. Step 3: Cross multiply
    30,039.92x = 41,455.35 × 16,611.41
  4. Step 4: Simplify right side
    30,039.92x = 688,631,815.54
  5. Step 5: Solve for x
    x = 688,631,815.54/30,039.92
  6. Step 6: Final answer
    x = 22,923.89

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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.