Home / 18,527.86-25,568.61-10,974.62

Finding the Fourth Proportional to 18,527.86, 25,568.61 and 10,974.62

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Solution

The fourth proportional to 18,527.86, 25,568.61 and 10,974.62 is: 15,145.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,527.86 : 25,568.61 = 10,974.62 : x
  2. Step 2: Convert to fraction form
    18,527.86/25,568.61 = 10,974.62/x
  3. Step 3: Cross multiply
    18,527.86x = 25,568.61 × 10,974.62
  4. Step 4: Simplify right side
    18,527.86x = 280,605,778.68
  5. Step 5: Solve for x
    x = 280,605,778.68/18,527.86
  6. Step 6: Final answer
    x = 15,145.07

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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.