Home / 33,781.12-50,622.24-19,018.84

Finding the Fourth Proportional to 33,781.12, 50,622.24 and 19,018.84

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Solution

The fourth proportional to 33,781.12, 50,622.24 and 19,018.84 is: 28,500.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,781.12 : 50,622.24 = 19,018.84 : x
  2. Step 2: Convert to fraction form
    33,781.12/50,622.24 = 19,018.84/x
  3. Step 3: Cross multiply
    33,781.12x = 50,622.24 × 19,018.84
  4. Step 4: Simplify right side
    33,781.12x = 962,776,283.00
  5. Step 5: Solve for x
    x = 962,776,283.00/33,781.12
  6. Step 6: Final answer
    x = 28,500.43

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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.