Home / 16,200.60-22,357.26-9,126.60

Finding the Fourth Proportional to 16,200.60, 22,357.26 and 9,126.60

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Solution

The fourth proportional to 16,200.60, 22,357.26 and 9,126.60 is: 12,594.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,200.60 : 22,357.26 = 9,126.60 : x
  2. Step 2: Convert to fraction form
    16,200.60/22,357.26 = 9,126.60/x
  3. Step 3: Cross multiply
    16,200.60x = 22,357.26 × 9,126.60
  4. Step 4: Simplify right side
    16,200.60x = 204,045,769.12
  5. Step 5: Solve for x
    x = 204,045,769.12/16,200.60
  6. Step 6: Final answer
    x = 12,594.95

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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.