Home / 17,136.30-25,704.45-16,480.20

Finding the Fourth Proportional to 17,136.30, 25,704.45 and 16,480.20

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Solution

The fourth proportional to 17,136.30, 25,704.45 and 16,480.20 is: 24,720.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,136.30 : 25,704.45 = 16,480.20 : x
  2. Step 2: Convert to fraction form
    17,136.30/25,704.45 = 16,480.20/x
  3. Step 3: Cross multiply
    17,136.30x = 25,704.45 × 16,480.20
  4. Step 4: Simplify right side
    17,136.30x = 423,614,476.89
  5. Step 5: Solve for x
    x = 423,614,476.89/17,136.30
  6. Step 6: Final answer
    x = 24,720.30

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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.