Home / 43,734.82-65,601.98-18,758.68

Finding the Fourth Proportional to 43,734.82, 65,601.98 and 18,758.68

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Solution

The fourth proportional to 43,734.82, 65,601.98 and 18,758.68 is: 28,137.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,734.82 : 65,601.98 = 18,758.68 : x
  2. Step 2: Convert to fraction form
    43,734.82/65,601.98 = 18,758.68/x
  3. Step 3: Cross multiply
    43,734.82x = 65,601.98 × 18,758.68
  4. Step 4: Simplify right side
    43,734.82x = 1,230,606,550.19
  5. Step 5: Solve for x
    x = 1,230,606,550.19/43,734.82
  6. Step 6: Final answer
    x = 28,137.91

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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.