Home / 43,116.82-64,708.75-19,744.58

Finding the Fourth Proportional to 43,116.82, 64,708.75 and 19,744.58

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Solution

The fourth proportional to 43,116.82, 64,708.75 and 19,744.58 is: 29,632.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,116.82 : 64,708.75 = 19,744.58 : x
  2. Step 2: Convert to fraction form
    43,116.82/64,708.75 = 19,744.58/x
  3. Step 3: Cross multiply
    43,116.82x = 64,708.75 × 19,744.58
  4. Step 4: Simplify right side
    43,116.82x = 1,277,647,091.08
  5. Step 5: Solve for x
    x = 1,277,647,091.08/43,116.82
  6. Step 6: Final answer
    x = 29,632.22

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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.