Home / 33,780.29-50,677.68-10,089.70

Finding the Fourth Proportional to 33,780.29, 50,677.68 and 10,089.70

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Solution

The fourth proportional to 33,780.29, 50,677.68 and 10,089.70 is: 15,136.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,780.29 : 50,677.68 = 10,089.70 : x
  2. Step 2: Convert to fraction form
    33,780.29/50,677.68 = 10,089.70/x
  3. Step 3: Cross multiply
    33,780.29x = 50,677.68 × 10,089.70
  4. Step 4: Simplify right side
    33,780.29x = 511,322,587.90
  5. Step 5: Solve for x
    x = 511,322,587.90/33,780.29
  6. Step 6: Final answer
    x = 15,136.71

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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.