Home / 39,326.50-54,255.18-25,904.80

Finding the Fourth Proportional to 39,326.50, 54,255.18 and 25,904.80

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Solution

The fourth proportional to 39,326.50, 54,255.18 and 25,904.80 is: 35,738.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,326.50 : 54,255.18 = 25,904.80 : x
  2. Step 2: Convert to fraction form
    39,326.50/54,255.18 = 25,904.80/x
  3. Step 3: Cross multiply
    39,326.50x = 54,255.18 × 25,904.80
  4. Step 4: Simplify right side
    39,326.50x = 1,405,469,586.86
  5. Step 5: Solve for x
    x = 1,405,469,586.86/39,326.50
  6. Step 6: Final answer
    x = 35,738.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.