Home / 16,757.89-25,136.88-5,661.61

Finding the Fourth Proportional to 16,757.89, 25,136.88 and 5,661.61

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Solution

The fourth proportional to 16,757.89, 25,136.88 and 5,661.61 is: 8,492.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,757.89 : 25,136.88 = 5,661.61 : x
  2. Step 2: Convert to fraction form
    16,757.89/25,136.88 = 5,661.61/x
  3. Step 3: Cross multiply
    16,757.89x = 25,136.88 × 5,661.61
  4. Step 4: Simplify right side
    16,757.89x = 142,315,211.18
  5. Step 5: Solve for x
    x = 142,315,211.18/16,757.89
  6. Step 6: Final answer
    x = 8,492.43

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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.