Home / 22,327.24-30,816.06-13,380.04

Finding the Fourth Proportional to 22,327.24, 30,816.06 and 13,380.04

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Solution

The fourth proportional to 22,327.24, 30,816.06 and 13,380.04 is: 18,467.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,327.24 : 30,816.06 = 13,380.04 : x
  2. Step 2: Convert to fraction form
    22,327.24/30,816.06 = 13,380.04/x
  3. Step 3: Cross multiply
    22,327.24x = 30,816.06 × 13,380.04
  4. Step 4: Simplify right side
    22,327.24x = 412,320,115.44
  5. Step 5: Solve for x
    x = 412,320,115.44/22,327.24
  6. Step 6: Final answer
    x = 18,467.13

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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.