Home / 30,179.43-41,647.03-16,750.85

Finding the Fourth Proportional to 30,179.43, 41,647.03 and 16,750.85

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Solution

The fourth proportional to 30,179.43, 41,647.03 and 16,750.85 is: 23,115.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,179.43 : 41,647.03 = 16,750.85 : x
  2. Step 2: Convert to fraction form
    30,179.43/41,647.03 = 16,750.85/x
  3. Step 3: Cross multiply
    30,179.43x = 41,647.03 × 16,750.85
  4. Step 4: Simplify right side
    30,179.43x = 697,622,902.36
  5. Step 5: Solve for x
    x = 697,622,902.36/30,179.43
  6. Step 6: Final answer
    x = 23,115.84

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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.