Home / 33,234.90-49,852.35-12,455.70

Finding the Fourth Proportional to 33,234.90, 49,852.35 and 12,455.70

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Solution

The fourth proportional to 33,234.90, 49,852.35 and 12,455.70 is: 18,683.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,234.90 : 49,852.35 = 12,455.70 : x
  2. Step 2: Convert to fraction form
    33,234.90/49,852.35 = 12,455.70/x
  3. Step 3: Cross multiply
    33,234.90x = 49,852.35 × 12,455.70
  4. Step 4: Simplify right side
    33,234.90x = 620,945,915.90
  5. Step 5: Solve for x
    x = 620,945,915.90/33,234.90
  6. Step 6: Final answer
    x = 18,683.55

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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.