Home / 33,428.05-50,108.31-20,956.83

Finding the Fourth Proportional to 33,428.05, 50,108.31 and 20,956.83

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Solution

The fourth proportional to 33,428.05, 50,108.31 and 20,956.83 is: 31,414.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,428.05 : 50,108.31 = 20,956.83 : x
  2. Step 2: Convert to fraction form
    33,428.05/50,108.31 = 20,956.83/x
  3. Step 3: Cross multiply
    33,428.05x = 50,108.31 × 20,956.83
  4. Step 4: Simplify right side
    33,428.05x = 1,050,111,334.26
  5. Step 5: Solve for x
    x = 1,050,111,334.26/33,428.05
  6. Step 6: Final answer
    x = 31,414.08

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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.