Home / 22,135.35-30,546.75-13,183.23

Finding the Fourth Proportional to 22,135.35, 30,546.75 and 13,183.23

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Solution

The fourth proportional to 22,135.35, 30,546.75 and 13,183.23 is: 18,192.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,135.35 : 30,546.75 = 13,183.23 : x
  2. Step 2: Convert to fraction form
    22,135.35/30,546.75 = 13,183.23/x
  3. Step 3: Cross multiply
    22,135.35x = 30,546.75 × 13,183.23
  4. Step 4: Simplify right side
    22,135.35x = 402,704,831.00
  5. Step 5: Solve for x
    x = 402,704,831.00/22,135.35
  6. Step 6: Final answer
    x = 18,192.84

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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.