Home / 16,915.15-25,372.73-8,150.95

Finding the Fourth Proportional to 16,915.15, 25,372.73 and 8,150.95

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Solution

The fourth proportional to 16,915.15, 25,372.73 and 8,150.95 is: 12,226.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,915.15 : 25,372.73 = 8,150.95 : x
  2. Step 2: Convert to fraction form
    16,915.15/25,372.73 = 8,150.95/x
  3. Step 3: Cross multiply
    16,915.15x = 25,372.73 × 8,150.95
  4. Step 4: Simplify right side
    16,915.15x = 206,811,812.84
  5. Step 5: Solve for x
    x = 206,811,812.84/16,915.15
  6. Step 6: Final answer
    x = 12,226.43

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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.