Home / 25,674.40-38,425.20-23,600.80

Finding the Fourth Proportional to 25,674.40, 38,425.20 and 23,600.80

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Solution

The fourth proportional to 25,674.40, 38,425.20 and 23,600.80 is: 35,321.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,674.40 : 38,425.20 = 23,600.80 : x
  2. Step 2: Convert to fraction form
    25,674.40/38,425.20 = 23,600.80/x
  3. Step 3: Cross multiply
    25,674.40x = 38,425.20 × 23,600.80
  4. Step 4: Simplify right side
    25,674.40x = 906,865,460.16
  5. Step 5: Solve for x
    x = 906,865,460.16/25,674.40
  6. Step 6: Final answer
    x = 35,321.78

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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.