Home / 38,952.29-53,741.27-21,954.44

Finding the Fourth Proportional to 38,952.29, 53,741.27 and 21,954.44

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Solution

The fourth proportional to 38,952.29, 53,741.27 and 21,954.44 is: 30,289.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,952.29 : 53,741.27 = 21,954.44 : x
  2. Step 2: Convert to fraction form
    38,952.29/53,741.27 = 21,954.44/x
  3. Step 3: Cross multiply
    38,952.29x = 53,741.27 × 21,954.44
  4. Step 4: Simplify right side
    38,952.29x = 1,179,859,676.98
  5. Step 5: Solve for x
    x = 1,179,859,676.98/38,952.29
  6. Step 6: Final answer
    x = 30,289.86

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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.