Home / 30,193.10-41,665.21-16,763.55

Finding the Fourth Proportional to 30,193.10, 41,665.21 and 16,763.55

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Solution

The fourth proportional to 30,193.10, 41,665.21 and 16,763.55 is: 23,133.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,193.10 : 41,665.21 = 16,763.55 : x
  2. Step 2: Convert to fraction form
    30,193.10/41,665.21 = 16,763.55/x
  3. Step 3: Cross multiply
    30,193.10x = 41,665.21 × 16,763.55
  4. Step 4: Simplify right side
    30,193.10x = 698,456,797.27
  5. Step 5: Solve for x
    x = 698,456,797.27/30,193.10
  6. Step 6: Final answer
    x = 23,133.00

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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.