Home / 34,859.30-52,231.49-20,080.65

Finding the Fourth Proportional to 34,859.30, 52,231.49 and 20,080.65

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Solution

The fourth proportional to 34,859.30, 52,231.49 and 20,080.65 is: 30,087.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,859.30 : 52,231.49 = 20,080.65 : x
  2. Step 2: Convert to fraction form
    34,859.30/52,231.49 = 20,080.65/x
  3. Step 3: Cross multiply
    34,859.30x = 52,231.49 × 20,080.65
  4. Step 4: Simplify right side
    34,859.30x = 1,048,842,048.70
  5. Step 5: Solve for x
    x = 1,048,842,048.70/34,859.30
  6. Step 6: Final answer
    x = 30,087.87

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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.