Home / 25,831.62-38,776.68-10,260.18

Finding the Fourth Proportional to 25,831.62, 38,776.68 and 10,260.18

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Solution

The fourth proportional to 25,831.62, 38,776.68 and 10,260.18 is: 15,401.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,831.62 : 38,776.68 = 10,260.18 : x
  2. Step 2: Convert to fraction form
    25,831.62/38,776.68 = 10,260.18/x
  3. Step 3: Cross multiply
    25,831.62x = 38,776.68 × 10,260.18
  4. Step 4: Simplify right side
    25,831.62x = 397,855,716.60
  5. Step 5: Solve for x
    x = 397,855,716.60/25,831.62
  6. Step 6: Final answer
    x = 15,401.89

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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.