Home / 30,198.24-41,673.02-16,769.21

Finding the Fourth Proportional to 30,198.24, 41,673.02 and 16,769.21

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Solution

The fourth proportional to 30,198.24, 41,673.02 and 16,769.21 is: 23,141.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,198.24 : 41,673.02 = 16,769.21 : x
  2. Step 2: Convert to fraction form
    30,198.24/41,673.02 = 16,769.21/x
  3. Step 3: Cross multiply
    30,198.24x = 41,673.02 × 16,769.21
  4. Step 4: Simplify right side
    30,198.24x = 698,823,331.50
  5. Step 5: Solve for x
    x = 698,823,331.50/30,198.24
  6. Step 6: Final answer
    x = 23,141.19

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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.