Home / 16,766.08-25,156.40-6,380.80

Finding the Fourth Proportional to 16,766.08, 25,156.40 and 6,380.80

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Solution

The fourth proportional to 16,766.08, 25,156.40 and 6,380.80 is: 9,573.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,766.08 : 25,156.40 = 6,380.80 : x
  2. Step 2: Convert to fraction form
    16,766.08/25,156.40 = 6,380.80/x
  3. Step 3: Cross multiply
    16,766.08x = 25,156.40 × 6,380.80
  4. Step 4: Simplify right side
    16,766.08x = 160,517,957.12
  5. Step 5: Solve for x
    x = 160,517,957.12/16,766.08
  6. Step 6: Final answer
    x = 9,573.97

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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.