Home / 12,694.75-19,050.77-7,633.33

Finding the Fourth Proportional to 12,694.75, 19,050.77 and 7,633.33

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Solution

The fourth proportional to 12,694.75, 19,050.77 and 7,633.33 is: 11,455.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,694.75 : 19,050.77 = 7,633.33 : x
  2. Step 2: Convert to fraction form
    12,694.75/19,050.77 = 7,633.33/x
  3. Step 3: Cross multiply
    12,694.75x = 19,050.77 × 7,633.33
  4. Step 4: Simplify right side
    12,694.75x = 145,420,814.16
  5. Step 5: Solve for x
    x = 145,420,814.16/12,694.75
  6. Step 6: Final answer
    x = 11,455.19

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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.