Home / 30,181.98-41,650.62-16,570.14

Finding the Fourth Proportional to 30,181.98, 41,650.62 and 16,570.14

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Solution

The fourth proportional to 30,181.98, 41,650.62 and 16,570.14 is: 22,866.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,181.98 : 41,650.62 = 16,570.14 : x
  2. Step 2: Convert to fraction form
    30,181.98/41,650.62 = 16,570.14/x
  3. Step 3: Cross multiply
    30,181.98x = 41,650.62 × 16,570.14
  4. Step 4: Simplify right side
    30,181.98x = 690,156,604.49
  5. Step 5: Solve for x
    x = 690,156,604.49/30,181.98
  6. Step 6: Final answer
    x = 22,866.51

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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.