Home / 25,904.85-38,668.16-22,230.69

Finding the Fourth Proportional to 25,904.85, 38,668.16 and 22,230.69

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Solution

The fourth proportional to 25,904.85, 38,668.16 and 22,230.69 is: 33,183.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,904.85 : 38,668.16 = 22,230.69 : x
  2. Step 2: Convert to fraction form
    25,904.85/38,668.16 = 22,230.69/x
  3. Step 3: Cross multiply
    25,904.85x = 38,668.16 × 22,230.69
  4. Step 4: Simplify right side
    25,904.85x = 859,619,766.68
  5. Step 5: Solve for x
    x = 859,619,766.68/25,904.85
  6. Step 6: Final answer
    x = 33,183.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.