Home / 41,670.78-62,512.34-12,084.78

Finding the Fourth Proportional to 41,670.78, 62,512.34 and 12,084.78

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Solution

The fourth proportional to 41,670.78, 62,512.34 and 12,084.78 is: 18,128.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,670.78 : 62,512.34 = 12,084.78 : x
  2. Step 2: Convert to fraction form
    41,670.78/62,512.34 = 12,084.78/x
  3. Step 3: Cross multiply
    41,670.78x = 62,512.34 × 12,084.78
  4. Step 4: Simplify right side
    41,670.78x = 755,447,815.76
  5. Step 5: Solve for x
    x = 755,447,815.76/41,670.78
  6. Step 6: Final answer
    x = 18,128.96

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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.