Home / 16,831.92-23,270.04-12,632.88

Finding the Fourth Proportional to 16,831.92, 23,270.04 and 12,632.88

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Solution

The fourth proportional to 16,831.92, 23,270.04 and 12,632.88 is: 17,464.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,831.92 : 23,270.04 = 12,632.88 : x
  2. Step 2: Convert to fraction form
    16,831.92/23,270.04 = 12,632.88/x
  3. Step 3: Cross multiply
    16,831.92x = 23,270.04 × 12,632.88
  4. Step 4: Simplify right side
    16,831.92x = 293,967,622.92
  5. Step 5: Solve for x
    x = 293,967,622.92/16,831.92
  6. Step 6: Final answer
    x = 17,464.89

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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.