Home / 23,831.72-35,736.20-13,974

Finding the Fourth Proportional to 23,831.72, 35,736.20 and 13,974

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Solution

The fourth proportional to 23,831.72, 35,736.20 and 13,974 is: 20,954.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,831.72 : 35,736.20 = 13,974 : x
  2. Step 2: Convert to fraction form
    23,831.72/35,736.20 = 13,974/x
  3. Step 3: Cross multiply
    23,831.72x = 35,736.20 × 13,974
  4. Step 4: Simplify right side
    23,831.72x = 499,377,658.80
  5. Step 5: Solve for x
    x = 499,377,658.80/23,831.72
  6. Step 6: Final answer
    x = 20,954.33

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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.