Home / 25,828.24-38,747.74-8,310.36

Finding the Fourth Proportional to 25,828.24, 38,747.74 and 8,310.36

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Solution

The fourth proportional to 25,828.24, 38,747.74 and 8,310.36 is: 12,467.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,828.24 : 38,747.74 = 8,310.36 : x
  2. Step 2: Convert to fraction form
    25,828.24/38,747.74 = 8,310.36/x
  3. Step 3: Cross multiply
    25,828.24x = 38,747.74 × 8,310.36
  4. Step 4: Simplify right side
    25,828.24x = 322,007,668.59
  5. Step 5: Solve for x
    x = 322,007,668.59/25,828.24
  6. Step 6: Final answer
    x = 12,467.27

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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.