Home / 38,849.33-58,257.93-12,186.43

Finding the Fourth Proportional to 38,849.33, 58,257.93 and 12,186.43

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Solution

The fourth proportional to 38,849.33, 58,257.93 and 12,186.43 is: 18,274.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,849.33 : 58,257.93 = 12,186.43 : x
  2. Step 2: Convert to fraction form
    38,849.33/58,257.93 = 12,186.43/x
  3. Step 3: Cross multiply
    38,849.33x = 58,257.93 × 12,186.43
  4. Step 4: Simplify right side
    38,849.33x = 709,956,185.89
  5. Step 5: Solve for x
    x = 709,956,185.89/38,849.33
  6. Step 6: Final answer
    x = 18,274.61

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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.