Home / 34,211.58-51,245.37-17,520.90

Finding the Fourth Proportional to 34,211.58, 51,245.37 and 17,520.90

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Solution

The fourth proportional to 34,211.58, 51,245.37 and 17,520.90 is: 26,244.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,211.58 : 51,245.37 = 17,520.90 : x
  2. Step 2: Convert to fraction form
    34,211.58/51,245.37 = 17,520.90/x
  3. Step 3: Cross multiply
    34,211.58x = 51,245.37 × 17,520.90
  4. Step 4: Simplify right side
    34,211.58x = 897,865,003.23
  5. Step 5: Solve for x
    x = 897,865,003.23/34,211.58
  6. Step 6: Final answer
    x = 26,244.48

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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.