Home / 33,436.67-50,146.74-13,720.86

Finding the Fourth Proportional to 33,436.67, 50,146.74 and 13,720.86

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Solution

The fourth proportional to 33,436.67, 50,146.74 and 13,720.86 is: 20,577.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,436.67 : 50,146.74 = 13,720.86 : x
  2. Step 2: Convert to fraction form
    33,436.67/50,146.74 = 13,720.86/x
  3. Step 3: Cross multiply
    33,436.67x = 50,146.74 × 13,720.86
  4. Step 4: Simplify right side
    33,436.67x = 688,056,399.00
  5. Step 5: Solve for x
    x = 688,056,399.00/33,436.67
  6. Step 6: Final answer
    x = 20,577.90

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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.