Home / 43,861.80-65,738.70-29,821.80

Finding the Fourth Proportional to 43,861.80, 65,738.70 and 29,821.80

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Solution

The fourth proportional to 43,861.80, 65,738.70 and 29,821.80 is: 44,695.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,861.80 : 65,738.70 = 29,821.80 : x
  2. Step 2: Convert to fraction form
    43,861.80/65,738.70 = 29,821.80/x
  3. Step 3: Cross multiply
    43,861.80x = 65,738.70 × 29,821.80
  4. Step 4: Simplify right side
    43,861.80x = 1,960,446,363.66
  5. Step 5: Solve for x
    x = 1,960,446,363.66/43,861.80
  6. Step 6: Final answer
    x = 44,695.99

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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.