Home / 34,589.54-51,818.69-20,519.84

Finding the Fourth Proportional to 34,589.54, 51,818.69 and 20,519.84

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Solution

The fourth proportional to 34,589.54, 51,818.69 and 20,519.84 is: 30,740.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,589.54 : 51,818.69 = 20,519.84 : x
  2. Step 2: Convert to fraction form
    34,589.54/51,818.69 = 20,519.84/x
  3. Step 3: Cross multiply
    34,589.54x = 51,818.69 × 20,519.84
  4. Step 4: Simplify right side
    34,589.54x = 1,063,311,227.81
  5. Step 5: Solve for x
    x = 1,063,311,227.81/34,589.54
  6. Step 6: Final answer
    x = 30,740.83

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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.