Home / 33,781.28-50,697.84-14,076.32

Finding the Fourth Proportional to 33,781.28, 50,697.84 and 14,076.32

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Solution

The fourth proportional to 33,781.28, 50,697.84 and 14,076.32 is: 21,125.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,781.28 : 50,697.84 = 14,076.32 : x
  2. Step 2: Convert to fraction form
    33,781.28/50,697.84 = 14,076.32/x
  3. Step 3: Cross multiply
    33,781.28x = 50,697.84 × 14,076.32
  4. Step 4: Simplify right side
    33,781.28x = 713,639,019.15
  5. Step 5: Solve for x
    x = 713,639,019.15/33,781.28
  6. Step 6: Final answer
    x = 21,125.28

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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.