Home / 22,197.78-33,231.06-14,776.56

Finding the Fourth Proportional to 22,197.78, 33,231.06 and 14,776.56

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Solution

The fourth proportional to 22,197.78, 33,231.06 and 14,776.56 is: 22,121.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,197.78 : 33,231.06 = 14,776.56 : x
  2. Step 2: Convert to fraction form
    22,197.78/33,231.06 = 14,776.56/x
  3. Step 3: Cross multiply
    22,197.78x = 33,231.06 × 14,776.56
  4. Step 4: Simplify right side
    22,197.78x = 491,040,751.95
  5. Step 5: Solve for x
    x = 491,040,751.95/22,197.78
  6. Step 6: Final answer
    x = 22,121.16

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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.