Home / 33,283.45-49,910.89-12,216.57

Finding the Fourth Proportional to 33,283.45, 49,910.89 and 12,216.57

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Solution

The fourth proportional to 33,283.45, 49,910.89 and 12,216.57 is: 18,319.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,283.45 : 49,910.89 = 12,216.57 : x
  2. Step 2: Convert to fraction form
    33,283.45/49,910.89 = 12,216.57/x
  3. Step 3: Cross multiply
    33,283.45x = 49,910.89 × 12,216.57
  4. Step 4: Simplify right side
    33,283.45x = 609,739,881.45
  5. Step 5: Solve for x
    x = 609,739,881.45/33,283.45
  6. Step 6: Final answer
    x = 18,319.61

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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.