Home / 16,136.20-24,170.28-7,378.48

Finding the Fourth Proportional to 16,136.20, 24,170.28 and 7,378.48

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Solution

The fourth proportional to 16,136.20, 24,170.28 and 7,378.48 is: 11,052.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,136.20 : 24,170.28 = 7,378.48 : x
  2. Step 2: Convert to fraction form
    16,136.20/24,170.28 = 7,378.48/x
  3. Step 3: Cross multiply
    16,136.20x = 24,170.28 × 7,378.48
  4. Step 4: Simplify right side
    16,136.20x = 178,339,927.57
  5. Step 5: Solve for x
    x = 178,339,927.57/16,136.20
  6. Step 6: Final answer
    x = 11,052.16

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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.