Home / 22,273.12-30,736.91-12,201.35

Finding the Fourth Proportional to 22,273.12, 30,736.91 and 12,201.35

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Solution

The fourth proportional to 22,273.12, 30,736.91 and 12,201.35 is: 16,837.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,273.12 : 30,736.91 = 12,201.35 : x
  2. Step 2: Convert to fraction form
    22,273.12/30,736.91 = 12,201.35/x
  3. Step 3: Cross multiply
    22,273.12x = 30,736.91 × 12,201.35
  4. Step 4: Simplify right side
    22,273.12x = 375,031,630.90
  5. Step 5: Solve for x
    x = 375,031,630.90/22,273.12
  6. Step 6: Final answer
    x = 16,837.86

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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.