Home / 12,704.99-19,057.55-5,774.63

Finding the Fourth Proportional to 12,704.99, 19,057.55 and 5,774.63

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Solution

The fourth proportional to 12,704.99, 19,057.55 and 5,774.63 is: 8,661.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,704.99 : 19,057.55 = 5,774.63 : x
  2. Step 2: Convert to fraction form
    12,704.99/19,057.55 = 5,774.63/x
  3. Step 3: Cross multiply
    12,704.99x = 19,057.55 × 5,774.63
  4. Step 4: Simplify right side
    12,704.99x = 110,050,175.80
  5. Step 5: Solve for x
    x = 110,050,175.80/12,704.99
  6. Step 6: Final answer
    x = 8,661.97

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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.