Home / 16,120.29-22,245.41-8,950.52

Finding the Fourth Proportional to 16,120.29, 22,245.41 and 8,950.52

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Solution

The fourth proportional to 16,120.29, 22,245.41 and 8,950.52 is: 12,351.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,120.29 : 22,245.41 = 8,950.52 : x
  2. Step 2: Convert to fraction form
    16,120.29/22,245.41 = 8,950.52/x
  3. Step 3: Cross multiply
    16,120.29x = 22,245.41 × 8,950.52
  4. Step 4: Simplify right side
    16,120.29x = 199,107,831.13
  5. Step 5: Solve for x
    x = 199,107,831.13/16,120.29
  6. Step 6: Final answer
    x = 12,351.38

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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.