Home / 30,273.90-45,418.41-29,771.61

Finding the Fourth Proportional to 30,273.90, 45,418.41 and 29,771.61

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Solution

The fourth proportional to 30,273.90, 45,418.41 and 29,771.61 is: 44,664.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,273.90 : 45,418.41 = 29,771.61 : x
  2. Step 2: Convert to fraction form
    30,273.90/45,418.41 = 29,771.61/x
  3. Step 3: Cross multiply
    30,273.90x = 45,418.41 × 29,771.61
  4. Step 4: Simplify right side
    30,273.90x = 1,352,179,189.34
  5. Step 5: Solve for x
    x = 1,352,179,189.34/30,273.90
  6. Step 6: Final answer
    x = 44,664.85

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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.