Home / 25,668.26-38,520.82-10,881.32

Finding the Fourth Proportional to 25,668.26, 38,520.82 and 10,881.32

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Solution

The fourth proportional to 25,668.26, 38,520.82 and 10,881.32 is: 16,329.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,668.26 : 38,520.82 = 10,881.32 : x
  2. Step 2: Convert to fraction form
    25,668.26/38,520.82 = 10,881.32/x
  3. Step 3: Cross multiply
    25,668.26x = 38,520.82 × 10,881.32
  4. Step 4: Simplify right side
    25,668.26x = 419,157,369.08
  5. Step 5: Solve for x
    x = 419,157,369.08/25,668.26
  6. Step 6: Final answer
    x = 16,329.79

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1.5x scale

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.