Home / 31,911.94-44,039.25-17,765.74

Finding the Fourth Proportional to 31,911.94, 44,039.25 and 17,765.74

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Solution

The fourth proportional to 31,911.94, 44,039.25 and 17,765.74 is: 24,517.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,911.94 : 44,039.25 = 17,765.74 : x
  2. Step 2: Convert to fraction form
    31,911.94/44,039.25 = 17,765.74/x
  3. Step 3: Cross multiply
    31,911.94x = 44,039.25 × 17,765.74
  4. Step 4: Simplify right side
    31,911.94x = 782,389,865.30
  5. Step 5: Solve for x
    x = 782,389,865.30/31,911.94
  6. Step 6: Final answer
    x = 24,517.15

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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.