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Finding the Fourth Proportional to 22,059.91, 33,089.77 and 9,578.31

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Solution

The fourth proportional to 22,059.91, 33,089.77 and 9,578.31 is: 14,367.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,059.91 : 33,089.77 = 9,578.31 : x
  2. Step 2: Convert to fraction form
    22,059.91/33,089.77 = 9,578.31/x
  3. Step 3: Cross multiply
    22,059.91x = 33,089.77 × 9,578.31
  4. Step 4: Simplify right side
    22,059.91x = 316,944,074.89
  5. Step 5: Solve for x
    x = 316,944,074.89/22,059.91
  6. Step 6: Final answer
    x = 14,367.42

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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.