Home / 16,380.77-24,576.60-6,517.40

Finding the Fourth Proportional to 16,380.77, 24,576.60 and 6,517.40

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Solution

The fourth proportional to 16,380.77, 24,576.60 and 6,517.40 is: 9,778.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,380.77 : 24,576.60 = 6,517.40 : x
  2. Step 2: Convert to fraction form
    16,380.77/24,576.60 = 6,517.40/x
  3. Step 3: Cross multiply
    16,380.77x = 24,576.60 × 6,517.40
  4. Step 4: Simplify right side
    16,380.77x = 160,175,409.96
  5. Step 5: Solve for x
    x = 160,175,409.96/16,380.77
  6. Step 6: Final answer
    x = 9,778.26

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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.