Home / 18,766.73-28,150.61-6,284.43

Finding the Fourth Proportional to 18,766.73, 28,150.61 and 6,284.43

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Solution

The fourth proportional to 18,766.73, 28,150.61 and 6,284.43 is: 9,426.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,766.73 : 28,150.61 = 6,284.43 : x
  2. Step 2: Convert to fraction form
    18,766.73/28,150.61 = 6,284.43/x
  3. Step 3: Cross multiply
    18,766.73x = 28,150.61 × 6,284.43
  4. Step 4: Simplify right side
    18,766.73x = 176,910,506.58
  5. Step 5: Solve for x
    x = 176,910,506.58/18,766.73
  6. Step 6: Final answer
    x = 9,426.82

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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.