Home / 25,872.32-38,771.40-14,756

Finding the Fourth Proportional to 25,872.32, 38,771.40 and 14,756

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Solution

The fourth proportional to 25,872.32, 38,771.40 and 14,756 is: 22,112.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,872.32 : 38,771.40 = 14,756 : x
  2. Step 2: Convert to fraction form
    25,872.32/38,771.40 = 14,756/x
  3. Step 3: Cross multiply
    25,872.32x = 38,771.40 × 14,756
  4. Step 4: Simplify right side
    25,872.32x = 572,110,778.40
  5. Step 5: Solve for x
    x = 572,110,778.40/25,872.32
  6. Step 6: Final answer
    x = 22,112.85

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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.