Home / 22,175.03-30,604.84-13,566.15

Finding the Fourth Proportional to 22,175.03, 30,604.84 and 13,566.15

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Solution

The fourth proportional to 22,175.03, 30,604.84 and 13,566.15 is: 18,723.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,175.03 : 30,604.84 = 13,566.15 : x
  2. Step 2: Convert to fraction form
    22,175.03/30,604.84 = 13,566.15/x
  3. Step 3: Cross multiply
    22,175.03x = 30,604.84 × 13,566.15
  4. Step 4: Simplify right side
    22,175.03x = 415,189,816.25
  5. Step 5: Solve for x
    x = 415,189,816.25/22,175.03
  6. Step 6: Final answer
    x = 18,723.30

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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.