Home / 25,274.80-37,912.20-7,744.60

Finding the Fourth Proportional to 25,274.80, 37,912.20 and 7,744.60

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Solution

The fourth proportional to 25,274.80, 37,912.20 and 7,744.60 is: 11,616.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,274.80 : 37,912.20 = 7,744.60 : x
  2. Step 2: Convert to fraction form
    25,274.80/37,912.20 = 7,744.60/x
  3. Step 3: Cross multiply
    25,274.80x = 37,912.20 × 7,744.60
  4. Step 4: Simplify right side
    25,274.80x = 293,614,824.12
  5. Step 5: Solve for x
    x = 293,614,824.12/25,274.80
  6. Step 6: Final answer
    x = 11,616.90

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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.