Home / 33,915.14-50,865.78-12,847.92

Finding the Fourth Proportional to 33,915.14, 50,865.78 and 12,847.92

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Solution

The fourth proportional to 33,915.14, 50,865.78 and 12,847.92 is: 19,269.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,915.14 : 50,865.78 = 12,847.92 : x
  2. Step 2: Convert to fraction form
    33,915.14/50,865.78 = 12,847.92/x
  3. Step 3: Cross multiply
    33,915.14x = 50,865.78 × 12,847.92
  4. Step 4: Simplify right side
    33,915.14x = 653,519,472.18
  5. Step 5: Solve for x
    x = 653,519,472.18/33,915.14
  6. Step 6: Final answer
    x = 19,269.26

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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.