Home / 41,109.32-61,581.22-18,891.84

Finding the Fourth Proportional to 41,109.32, 61,581.22 and 18,891.84

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Solution

The fourth proportional to 41,109.32, 61,581.22 and 18,891.84 is: 28,299.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,109.32 : 61,581.22 = 18,891.84 : x
  2. Step 2: Convert to fraction form
    41,109.32/61,581.22 = 18,891.84/x
  3. Step 3: Cross multiply
    41,109.32x = 61,581.22 × 18,891.84
  4. Step 4: Simplify right side
    41,109.32x = 1,163,382,555.24
  5. Step 5: Solve for x
    x = 1,163,382,555.24/41,109.32
  6. Step 6: Final answer
    x = 28,299.73

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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.