Home / 25,451.42-38,192.07-10,659.20

Finding the Fourth Proportional to 25,451.42, 38,192.07 and 10,659.20

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Solution

The fourth proportional to 25,451.42, 38,192.07 and 10,659.20 is: 15,995.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,451.42 : 38,192.07 = 10,659.20 : x
  2. Step 2: Convert to fraction form
    25,451.42/38,192.07 = 10,659.20/x
  3. Step 3: Cross multiply
    25,451.42x = 38,192.07 × 10,659.20
  4. Step 4: Simplify right side
    25,451.42x = 407,096,912.54
  5. Step 5: Solve for x
    x = 407,096,912.54/25,451.42
  6. Step 6: Final answer
    x = 15,995.06

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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.