Home / 38,974.22-58,469.98-18,186.38

Finding the Fourth Proportional to 38,974.22, 58,469.98 and 18,186.38

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Solution

The fourth proportional to 38,974.22, 58,469.98 and 18,186.38 is: 27,283.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,974.22 : 58,469.98 = 18,186.38 : x
  2. Step 2: Convert to fraction form
    38,974.22/58,469.98 = 18,186.38/x
  3. Step 3: Cross multiply
    38,974.22x = 58,469.98 × 18,186.38
  4. Step 4: Simplify right side
    38,974.22x = 1,063,357,274.87
  5. Step 5: Solve for x
    x = 1,063,357,274.87/38,974.22
  6. Step 6: Final answer
    x = 27,283.61

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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.