Home / 38,205.76-57,234.09-25,018.15

Finding the Fourth Proportional to 38,205.76, 57,234.09 and 25,018.15

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Solution

The fourth proportional to 38,205.76, 57,234.09 and 25,018.15 is: 37,478.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,205.76 : 57,234.09 = 25,018.15 : x
  2. Step 2: Convert to fraction form
    38,205.76/57,234.09 = 25,018.15/x
  3. Step 3: Cross multiply
    38,205.76x = 57,234.09 × 25,018.15
  4. Step 4: Simplify right side
    38,205.76x = 1,431,890,895.69
  5. Step 5: Solve for x
    x = 1,431,890,895.69/38,205.76
  6. Step 6: Final answer
    x = 37,478.40

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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.