Home / 30,198.15-41,673.86-16,770.27

Finding the Fourth Proportional to 30,198.15, 41,673.86 and 16,770.27

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Solution

The fourth proportional to 30,198.15, 41,673.86 and 16,770.27 is: 23,143.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,198.15 : 41,673.86 = 16,770.27 : x
  2. Step 2: Convert to fraction form
    30,198.15/41,673.86 = 16,770.27/x
  3. Step 3: Cross multiply
    30,198.15x = 41,673.86 × 16,770.27
  4. Step 4: Simplify right side
    30,198.15x = 698,881,800.29
  5. Step 5: Solve for x
    x = 698,881,800.29/30,198.15
  6. Step 6: Final answer
    x = 23,143.20

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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.