Home / 33,601.41-50,402.66-8,640.90

Finding the Fourth Proportional to 33,601.41, 50,402.66 and 8,640.90

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Solution

The fourth proportional to 33,601.41, 50,402.66 and 8,640.90 is: 12,961.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,601.41 : 50,402.66 = 8,640.90 : x
  2. Step 2: Convert to fraction form
    33,601.41/50,402.66 = 8,640.90/x
  3. Step 3: Cross multiply
    33,601.41x = 50,402.66 × 8,640.90
  4. Step 4: Simplify right side
    33,601.41x = 435,524,301.59
  5. Step 5: Solve for x
    x = 435,524,301.59/33,601.41
  6. Step 6: Final answer
    x = 12,961.49

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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.