Home / 17,618.20-24,314.24-11,639.38

Finding the Fourth Proportional to 17,618.20, 24,314.24 and 11,639.38

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Solution

The fourth proportional to 17,618.20, 24,314.24 and 11,639.38 is: 16,063.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,618.20 : 24,314.24 = 11,639.38 : x
  2. Step 2: Convert to fraction form
    17,618.20/24,314.24 = 11,639.38/x
  3. Step 3: Cross multiply
    17,618.20x = 24,314.24 × 11,639.38
  4. Step 4: Simplify right side
    17,618.20x = 283,002,678.77
  5. Step 5: Solve for x
    x = 283,002,678.77/17,618.20
  6. Step 6: Final answer
    x = 16,063.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.