Home / 22,112.22-30,514.80-12,040.65

Finding the Fourth Proportional to 22,112.22, 30,514.80 and 12,040.65

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Solution

The fourth proportional to 22,112.22, 30,514.80 and 12,040.65 is: 16,616.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,112.22 : 30,514.80 = 12,040.65 : x
  2. Step 2: Convert to fraction form
    22,112.22/30,514.80 = 12,040.65/x
  3. Step 3: Cross multiply
    22,112.22x = 30,514.80 × 12,040.65
  4. Step 4: Simplify right side
    22,112.22x = 367,418,026.62
  5. Step 5: Solve for x
    x = 367,418,026.62/22,112.22
  6. Step 6: Final answer
    x = 16,616.06

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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.