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Finding the Fourth Proportional to 16,608.44, 24,915.06 and 4,920.12

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Solution

The fourth proportional to 16,608.44, 24,915.06 and 4,920.12 is: 7,380.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,608.44 : 24,915.06 = 4,920.12 : x
  2. Step 2: Convert to fraction form
    16,608.44/24,915.06 = 4,920.12/x
  3. Step 3: Cross multiply
    16,608.44x = 24,915.06 × 4,920.12
  4. Step 4: Simplify right side
    16,608.44x = 122,585,085.01
  5. Step 5: Solve for x
    x = 122,585,085.01/16,608.44
  6. Step 6: Final answer
    x = 7,380.89

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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.