Home / 22,272.66-30,735.72-12,201.12

Finding the Fourth Proportional to 22,272.66, 30,735.72 and 12,201.12

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Solution

The fourth proportional to 22,272.66, 30,735.72 and 12,201.12 is: 16,837.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,272.66 : 30,735.72 = 12,201.12 : x
  2. Step 2: Convert to fraction form
    22,272.66/30,735.72 = 12,201.12/x
  3. Step 3: Cross multiply
    22,272.66x = 30,735.72 × 12,201.12
  4. Step 4: Simplify right side
    22,272.66x = 375,010,208.01
  5. Step 5: Solve for x
    x = 375,010,208.01/22,272.66
  6. Step 6: Final answer
    x = 16,837.24

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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.