Home / 18,523.15-25,561.78-10,025.10

Finding the Fourth Proportional to 18,523.15, 25,561.78 and 10,025.10

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Solution

The fourth proportional to 18,523.15, 25,561.78 and 10,025.10 is: 13,834.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,523.15 : 25,561.78 = 10,025.10 : x
  2. Step 2: Convert to fraction form
    18,523.15/25,561.78 = 10,025.10/x
  3. Step 3: Cross multiply
    18,523.15x = 25,561.78 × 10,025.10
  4. Step 4: Simplify right side
    18,523.15x = 256,259,375.62
  5. Step 5: Solve for x
    x = 256,259,375.62/18,523.15
  6. Step 6: Final answer
    x = 13,834.55

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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.