Home / 16,831.92-25,246.96-5,144.16

Finding the Fourth Proportional to 16,831.92, 25,246.96 and 5,144.16

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Solution

The fourth proportional to 16,831.92, 25,246.96 and 5,144.16 is: 7,715.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,831.92 : 25,246.96 = 5,144.16 : x
  2. Step 2: Convert to fraction form
    16,831.92/25,246.96 = 5,144.16/x
  3. Step 3: Cross multiply
    16,831.92x = 25,246.96 × 5,144.16
  4. Step 4: Simplify right side
    16,831.92x = 129,874,401.75
  5. Step 5: Solve for x
    x = 129,874,401.75/16,831.92
  6. Step 6: Final answer
    x = 7,715.96

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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.