Home / 43,074.83-64,546.29-28,982.66

Finding the Fourth Proportional to 43,074.83, 64,546.29 and 28,982.66

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Solution

The fourth proportional to 43,074.83, 64,546.29 and 28,982.66 is: 43,429.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,074.83 : 64,546.29 = 28,982.66 : x
  2. Step 2: Convert to fraction form
    43,074.83/64,546.29 = 28,982.66/x
  3. Step 3: Cross multiply
    43,074.83x = 64,546.29 × 28,982.66
  4. Step 4: Simplify right side
    43,074.83x = 1,870,722,854.60
  5. Step 5: Solve for x
    x = 1,870,722,854.60/43,074.83
  6. Step 6: Final answer
    x = 43,429.61

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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.