Home / 20,470.15-30,694.84-9,367.33

Finding the Fourth Proportional to 20,470.15, 30,694.84 and 9,367.33

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Solution

The fourth proportional to 20,470.15, 30,694.84 and 9,367.33 is: 14,046.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,470.15 : 30,694.84 = 9,367.33 : x
  2. Step 2: Convert to fraction form
    20,470.15/30,694.84 = 9,367.33/x
  3. Step 3: Cross multiply
    20,470.15x = 30,694.84 × 9,367.33
  4. Step 4: Simplify right side
    20,470.15x = 287,528,575.05
  5. Step 5: Solve for x
    x = 287,528,575.05/20,470.15
  6. Step 6: Final answer
    x = 14,046.24

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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.