Home / 16,190.24-22,342.20-9,020.14

Finding the Fourth Proportional to 16,190.24, 22,342.20 and 9,020.14

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Solution

The fourth proportional to 16,190.24, 22,342.20 and 9,020.14 is: 12,447.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,190.24 : 22,342.20 = 9,020.14 : x
  2. Step 2: Convert to fraction form
    16,190.24/22,342.20 = 9,020.14/x
  3. Step 3: Cross multiply
    16,190.24x = 22,342.20 × 9,020.14
  4. Step 4: Simplify right side
    16,190.24x = 201,529,771.91
  5. Step 5: Solve for x
    x = 201,529,771.91/16,190.24
  6. Step 6: Final answer
    x = 12,447.61

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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.