Home / 39,676.43-54,749.99-22,677.30

Finding the Fourth Proportional to 39,676.43, 54,749.99 and 22,677.30

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Solution

The fourth proportional to 39,676.43, 54,749.99 and 22,677.30 is: 31,292.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,676.43 : 54,749.99 = 22,677.30 : x
  2. Step 2: Convert to fraction form
    39,676.43/54,749.99 = 22,677.30/x
  3. Step 3: Cross multiply
    39,676.43x = 54,749.99 × 22,677.30
  4. Step 4: Simplify right side
    39,676.43x = 1,241,581,948.23
  5. Step 5: Solve for x
    x = 1,241,581,948.23/39,676.43
  6. Step 6: Final answer
    x = 31,292.68

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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.