Home / 36,234.18-49,998.60-21,131.73

Finding the Fourth Proportional to 36,234.18, 49,998.60 and 21,131.73

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Solution

The fourth proportional to 36,234.18, 49,998.60 and 21,131.73 is: 29,159.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,234.18 : 49,998.60 = 21,131.73 : x
  2. Step 2: Convert to fraction form
    36,234.18/49,998.60 = 21,131.73/x
  3. Step 3: Cross multiply
    36,234.18x = 49,998.60 × 21,131.73
  4. Step 4: Simplify right side
    36,234.18x = 1,056,556,915.58
  5. Step 5: Solve for x
    x = 1,056,556,915.58/36,234.18
  6. Step 6: Final answer
    x = 29,159.12

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1.5x scale

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.