Home / 38,386.44-57,571.32-12,084.96

Finding the Fourth Proportional to 38,386.44, 57,571.32 and 12,084.96

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Solution

The fourth proportional to 38,386.44, 57,571.32 and 12,084.96 is: 18,124.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,386.44 : 57,571.32 = 12,084.96 : x
  2. Step 2: Convert to fraction form
    38,386.44/57,571.32 = 12,084.96/x
  3. Step 3: Cross multiply
    38,386.44x = 57,571.32 × 12,084.96
  4. Step 4: Simplify right side
    38,386.44x = 695,747,099.35
  5. Step 5: Solve for x
    x = 695,747,099.35/38,386.44
  6. Step 6: Final answer
    x = 18,124.81

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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.