Home / 30,218.80-45,234.82-29,775.96

Finding the Fourth Proportional to 30,218.80, 45,234.82 and 29,775.96

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Solution

The fourth proportional to 30,218.80, 45,234.82 and 29,775.96 is: 44,571.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,218.80 : 45,234.82 = 29,775.96 : x
  2. Step 2: Convert to fraction form
    30,218.80/45,234.82 = 29,775.96/x
  3. Step 3: Cross multiply
    30,218.80x = 45,234.82 × 29,775.96
  4. Step 4: Simplify right side
    30,218.80x = 1,346,910,190.93
  5. Step 5: Solve for x
    x = 1,346,910,190.93/30,218.80
  6. Step 6: Final answer
    x = 44,571.93

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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.