Home / 22,115.06-30,519.32-12,044.04

Finding the Fourth Proportional to 22,115.06, 30,519.32 and 12,044.04

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Solution

The fourth proportional to 22,115.06, 30,519.32 and 12,044.04 is: 16,621.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,115.06 : 30,519.32 = 12,044.04 : x
  2. Step 2: Convert to fraction form
    22,115.06/30,519.32 = 12,044.04/x
  3. Step 3: Cross multiply
    22,115.06x = 30,519.32 × 12,044.04
  4. Step 4: Simplify right side
    22,115.06x = 367,575,910.85
  5. Step 5: Solve for x
    x = 367,575,910.85/22,115.06
  6. Step 6: Final answer
    x = 16,621.07

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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.