Home / 30,122.99-41,568.59-16,694.47

Finding the Fourth Proportional to 30,122.99, 41,568.59 and 16,694.47

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Solution

The fourth proportional to 30,122.99, 41,568.59 and 16,694.47 is: 23,037.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,122.99 : 41,568.59 = 16,694.47 : x
  2. Step 2: Convert to fraction form
    30,122.99/41,568.59 = 16,694.47/x
  3. Step 3: Cross multiply
    30,122.99x = 41,568.59 × 16,694.47
  4. Step 4: Simplify right side
    30,122.99x = 693,965,672.39
  5. Step 5: Solve for x
    x = 693,965,672.39/30,122.99
  6. Step 6: Final answer
    x = 23,037.74

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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.