Home / 43,207.73-65,040.87-30,813.51

Finding the Fourth Proportional to 43,207.73, 65,040.87 and 30,813.51

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Solution

The fourth proportional to 43,207.73, 65,040.87 and 30,813.51 is: 46,383.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,207.73 : 65,040.87 = 30,813.51 : x
  2. Step 2: Convert to fraction form
    43,207.73/65,040.87 = 30,813.51/x
  3. Step 3: Cross multiply
    43,207.73x = 65,040.87 × 30,813.51
  4. Step 4: Simplify right side
    43,207.73x = 2,004,137,857.61
  5. Step 5: Solve for x
    x = 2,004,137,857.61/43,207.73
  6. Step 6: Final answer
    x = 46,383.78

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.