Home / 33,818.08-50,711.68-18,019.08

Finding the Fourth Proportional to 33,818.08, 50,711.68 and 18,019.08

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Solution

The fourth proportional to 33,818.08, 50,711.68 and 18,019.08 is: 27,020.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,818.08 : 50,711.68 = 18,019.08 : x
  2. Step 2: Convert to fraction form
    33,818.08/50,711.68 = 18,019.08/x
  3. Step 3: Cross multiply
    33,818.08x = 50,711.68 × 18,019.08
  4. Step 4: Simplify right side
    33,818.08x = 913,777,818.85
  5. Step 5: Solve for x
    x = 913,777,818.85/33,818.08
  6. Step 6: Final answer
    x = 27,020.39

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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.