Home / 43,529.13-65,293.70-28,734.57

Finding the Fourth Proportional to 43,529.13, 65,293.70 and 28,734.57

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Solution

The fourth proportional to 43,529.13, 65,293.70 and 28,734.57 is: 43,101.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,529.13 : 65,293.70 = 28,734.57 : x
  2. Step 2: Convert to fraction form
    43,529.13/65,293.70 = 28,734.57/x
  3. Step 3: Cross multiply
    43,529.13x = 65,293.70 × 28,734.57
  4. Step 4: Simplify right side
    43,529.13x = 1,876,186,249.54
  5. Step 5: Solve for x
    x = 1,876,186,249.54/43,529.13
  6. Step 6: Final answer
    x = 43,101.86

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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.