Home / 25,829.68-38,736.04-8,295.36

Finding the Fourth Proportional to 25,829.68, 38,736.04 and 8,295.36

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Solution

The fourth proportional to 25,829.68, 38,736.04 and 8,295.36 is: 12,440.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,829.68 : 38,736.04 = 8,295.36 : x
  2. Step 2: Convert to fraction form
    25,829.68/38,736.04 = 8,295.36/x
  3. Step 3: Cross multiply
    25,829.68x = 38,736.04 × 8,295.36
  4. Step 4: Simplify right side
    25,829.68x = 321,329,396.77
  5. Step 5: Solve for x
    x = 321,329,396.77/25,829.68
  6. Step 6: Final answer
    x = 12,440.32

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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.