Home / 22,199.26-30,633.75-12,767.98

Finding the Fourth Proportional to 22,199.26, 30,633.75 and 12,767.98

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Solution

The fourth proportional to 22,199.26, 30,633.75 and 12,767.98 is: 17,619.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,199.26 : 30,633.75 = 12,767.98 : x
  2. Step 2: Convert to fraction form
    22,199.26/30,633.75 = 12,767.98/x
  3. Step 3: Cross multiply
    22,199.26x = 30,633.75 × 12,767.98
  4. Step 4: Simplify right side
    22,199.26x = 391,131,107.33
  5. Step 5: Solve for x
    x = 391,131,107.33/22,199.26
  6. Step 6: Final answer
    x = 17,619.11

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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.