Home / 33,666.36-50,500.40-13,939.62

Finding the Fourth Proportional to 33,666.36, 50,500.40 and 13,939.62

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Solution

The fourth proportional to 33,666.36, 50,500.40 and 13,939.62 is: 20,909.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,666.36 : 50,500.40 = 13,939.62 : x
  2. Step 2: Convert to fraction form
    33,666.36/50,500.40 = 13,939.62/x
  3. Step 3: Cross multiply
    33,666.36x = 50,500.40 × 13,939.62
  4. Step 4: Simplify right side
    33,666.36x = 703,956,316.15
  5. Step 5: Solve for x
    x = 703,956,316.15/33,666.36
  6. Step 6: Final answer
    x = 20,909.78

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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.