Home / 41,440.84-57,171.24-28,872.88

Finding the Fourth Proportional to 41,440.84, 57,171.24 and 28,872.88

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Solution

The fourth proportional to 41,440.84, 57,171.24 and 28,872.88 is: 39,832.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,440.84 : 57,171.24 = 28,872.88 : x
  2. Step 2: Convert to fraction form
    41,440.84/57,171.24 = 28,872.88/x
  3. Step 3: Cross multiply
    41,440.84x = 57,171.24 × 28,872.88
  4. Step 4: Simplify right side
    41,440.84x = 1,650,698,351.97
  5. Step 5: Solve for x
    x = 1,650,698,351.97/41,440.84
  6. Step 6: Final answer
    x = 39,832.65

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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.