Home / 30,288.96-41,800.14-16,861.06

Finding the Fourth Proportional to 30,288.96, 41,800.14 and 16,861.06

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Solution

The fourth proportional to 30,288.96, 41,800.14 and 16,861.06 is: 23,269.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,288.96 : 41,800.14 = 16,861.06 : x
  2. Step 2: Convert to fraction form
    30,288.96/41,800.14 = 16,861.06/x
  3. Step 3: Cross multiply
    30,288.96x = 41,800.14 × 16,861.06
  4. Step 4: Simplify right side
    30,288.96x = 704,794,584.24
  5. Step 5: Solve for x
    x = 704,794,584.24/30,288.96
  6. Step 6: Final answer
    x = 23,269.03

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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.