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Finding the Fourth Proportional to 22,609.86, 33,907.84 and 15,634.69

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Solution

The fourth proportional to 22,609.86, 33,907.84 and 15,634.69 is: 23,447.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,609.86 : 33,907.84 = 15,634.69 : x
  2. Step 2: Convert to fraction form
    22,609.86/33,907.84 = 15,634.69/x
  3. Step 3: Cross multiply
    22,609.86x = 33,907.84 × 15,634.69
  4. Step 4: Simplify right side
    22,609.86x = 530,138,566.97
  5. Step 5: Solve for x
    x = 530,138,566.97/22,609.86
  6. Step 6: Final answer
    x = 23,447.23

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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.