Home / 25,668.21-38,485.76-10,087.41

Finding the Fourth Proportional to 25,668.21, 38,485.76 and 10,087.41

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Solution

The fourth proportional to 25,668.21, 38,485.76 and 10,087.41 is: 15,124.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,668.21 : 38,485.76 = 10,087.41 : x
  2. Step 2: Convert to fraction form
    25,668.21/38,485.76 = 10,087.41/x
  3. Step 3: Cross multiply
    25,668.21x = 38,485.76 × 10,087.41
  4. Step 4: Simplify right side
    25,668.21x = 388,221,589.84
  5. Step 5: Solve for x
    x = 388,221,589.84/25,668.21
  6. Step 6: Final answer
    x = 15,124.61

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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.