Home / 16,120.52-22,245.98-8,950.02

Finding the Fourth Proportional to 16,120.52, 22,245.98 and 8,950.02

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Solution

The fourth proportional to 16,120.52, 22,245.98 and 8,950.02 is: 12,350.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,120.52 : 22,245.98 = 8,950.02 : x
  2. Step 2: Convert to fraction form
    16,120.52/22,245.98 = 8,950.02/x
  3. Step 3: Cross multiply
    16,120.52x = 22,245.98 × 8,950.02
  4. Step 4: Simplify right side
    16,120.52x = 199,101,965.92
  5. Step 5: Solve for x
    x = 199,101,965.92/16,120.52
  6. Step 6: Final answer
    x = 12,350.84

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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.