Home / 30,195.58-41,668.51-16,767.69

Finding the Fourth Proportional to 30,195.58, 41,668.51 and 16,767.69

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Solution

The fourth proportional to 30,195.58, 41,668.51 and 16,767.69 is: 23,138.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,195.58 : 41,668.51 = 16,767.69 : x
  2. Step 2: Convert to fraction form
    30,195.58/41,668.51 = 16,767.69/x
  3. Step 3: Cross multiply
    30,195.58x = 41,668.51 × 16,767.69
  4. Step 4: Simplify right side
    30,195.58x = 698,684,366.26
  5. Step 5: Solve for x
    x = 698,684,366.26/30,195.58
  6. Step 6: Final answer
    x = 23,138.63

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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.