Home / 50,582.82-75,831.39-20,982.18

Finding the Fourth Proportional to 50,582.82, 75,831.39 and 20,982.18

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Solution

The fourth proportional to 50,582.82, 75,831.39 and 20,982.18 is: 31,455.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,582.82 : 75,831.39 = 20,982.18 : x
  2. Step 2: Convert to fraction form
    50,582.82/75,831.39 = 20,982.18/x
  3. Step 3: Cross multiply
    50,582.82x = 75,831.39 × 20,982.18
  4. Step 4: Simplify right side
    50,582.82x = 1,591,107,874.63
  5. Step 5: Solve for x
    x = 1,591,107,874.63/50,582.82
  6. Step 6: Final answer
    x = 31,455.50

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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.