Home / 30,193.14-41,665.77-16,763.97

Finding the Fourth Proportional to 30,193.14, 41,665.77 and 16,763.97

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Solution

The fourth proportional to 30,193.14, 41,665.77 and 16,763.97 is: 23,133.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,193.14 : 41,665.77 = 16,763.97 : x
  2. Step 2: Convert to fraction form
    30,193.14/41,665.77 = 16,763.97/x
  3. Step 3: Cross multiply
    30,193.14x = 41,665.77 × 16,763.97
  4. Step 4: Simplify right side
    30,193.14x = 698,483,718.31
  5. Step 5: Solve for x
    x = 698,483,718.31/30,193.14
  6. Step 6: Final answer
    x = 23,133.85

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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.