Home / 51,974.74-71,725.22-28,101.43

Finding the Fourth Proportional to 51,974.74, 71,725.22 and 28,101.43

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Solution

The fourth proportional to 51,974.74, 71,725.22 and 28,101.43 is: 38,780.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,974.74 : 71,725.22 = 28,101.43 : x
  2. Step 2: Convert to fraction form
    51,974.74/71,725.22 = 28,101.43/x
  3. Step 3: Cross multiply
    51,974.74x = 71,725.22 × 28,101.43
  4. Step 4: Simplify right side
    51,974.74x = 2,015,581,249.06
  5. Step 5: Solve for x
    x = 2,015,581,249.06/51,974.74
  6. Step 6: Final answer
    x = 38,780.02

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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.