Home / 39,306.88-54,231.04-22,536.96

Finding the Fourth Proportional to 39,306.88, 54,231.04 and 22,536.96

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Solution

The fourth proportional to 39,306.88, 54,231.04 and 22,536.96 is: 31,093.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,306.88 : 54,231.04 = 22,536.96 : x
  2. Step 2: Convert to fraction form
    39,306.88/54,231.04 = 22,536.96/x
  3. Step 3: Cross multiply
    39,306.88x = 54,231.04 × 22,536.96
  4. Step 4: Simplify right side
    39,306.88x = 1,222,202,779.24
  5. Step 5: Solve for x
    x = 1,222,202,779.24/39,306.88
  6. Step 6: Final answer
    x = 31,093.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.