Home / 16,120.50-22,246.52-8,853.19

Finding the Fourth Proportional to 16,120.50, 22,246.52 and 8,853.19

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Solution

The fourth proportional to 16,120.50, 22,246.52 and 8,853.19 is: 12,217.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,120.50 : 22,246.52 = 8,853.19 : x
  2. Step 2: Convert to fraction form
    16,120.50/22,246.52 = 8,853.19/x
  3. Step 3: Cross multiply
    16,120.50x = 22,246.52 × 8,853.19
  4. Step 4: Simplify right side
    16,120.50x = 196,952,568.52
  5. Step 5: Solve for x
    x = 196,952,568.52/16,120.50
  6. Step 6: Final answer
    x = 12,217.52

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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.