Home / 18,766.54-28,182.01-16,662.92

Finding the Fourth Proportional to 18,766.54, 28,182.01 and 16,662.92

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Solution

The fourth proportional to 18,766.54, 28,182.01 and 16,662.92 is: 25,022.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,766.54 : 28,182.01 = 16,662.92 : x
  2. Step 2: Convert to fraction form
    18,766.54/28,182.01 = 16,662.92/x
  3. Step 3: Cross multiply
    18,766.54x = 28,182.01 × 16,662.92
  4. Step 4: Simplify right side
    18,766.54x = 469,594,426.74
  5. Step 5: Solve for x
    x = 469,594,426.74/18,766.54
  6. Step 6: Final answer
    x = 25,022.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.