Home / 25,711.43-38,571.96-11,672.44

Finding the Fourth Proportional to 25,711.43, 38,571.96 and 11,672.44

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Solution

The fourth proportional to 25,711.43, 38,571.96 and 11,672.44 is: 17,510.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,711.43 : 38,571.96 = 11,672.44 : x
  2. Step 2: Convert to fraction form
    25,711.43/38,571.96 = 11,672.44/x
  3. Step 3: Cross multiply
    25,711.43x = 38,571.96 × 11,672.44
  4. Step 4: Simplify right side
    25,711.43x = 450,228,888.78
  5. Step 5: Solve for x
    x = 450,228,888.78/25,711.43
  6. Step 6: Final answer
    x = 17,510.85

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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.