Home / 19,486.62-29,230.68-11,162.85

Finding the Fourth Proportional to 19,486.62, 29,230.68 and 11,162.85

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Solution

The fourth proportional to 19,486.62, 29,230.68 and 11,162.85 is: 16,744.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,486.62 : 29,230.68 = 11,162.85 : x
  2. Step 2: Convert to fraction form
    19,486.62/29,230.68 = 11,162.85/x
  3. Step 3: Cross multiply
    19,486.62x = 29,230.68 × 11,162.85
  4. Step 4: Simplify right side
    19,486.62x = 326,297,696.24
  5. Step 5: Solve for x
    x = 326,297,696.24/19,486.62
  6. Step 6: Final answer
    x = 16,744.70

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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.