Home / 16,530.99-24,787.36-8,613.74

Finding the Fourth Proportional to 16,530.99, 24,787.36 and 8,613.74

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Solution

The fourth proportional to 16,530.99, 24,787.36 and 8,613.74 is: 12,915.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,530.99 : 24,787.36 = 8,613.74 : x
  2. Step 2: Convert to fraction form
    16,530.99/24,787.36 = 8,613.74/x
  3. Step 3: Cross multiply
    16,530.99x = 24,787.36 × 8,613.74
  4. Step 4: Simplify right side
    16,530.99x = 213,511,874.33
  5. Step 5: Solve for x
    x = 213,511,874.33/16,530.99
  6. Step 6: Final answer
    x = 12,915.86

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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.