Home / 43,355.71-65,046.66-30,729.88

Finding the Fourth Proportional to 43,355.71, 65,046.66 and 30,729.88

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Solution

The fourth proportional to 43,355.71, 65,046.66 and 30,729.88 is: 46,104.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,355.71 : 65,046.66 = 30,729.88 : x
  2. Step 2: Convert to fraction form
    43,355.71/65,046.66 = 30,729.88/x
  3. Step 3: Cross multiply
    43,355.71x = 65,046.66 × 30,729.88
  4. Step 4: Simplify right side
    43,355.71x = 1,998,876,056.20
  5. Step 5: Solve for x
    x = 1,998,876,056.20/43,355.71
  6. Step 6: Final answer
    x = 46,104.10

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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.