Home / 15,186.20-22,781.69-4,093.33

Finding the Fourth Proportional to 15,186.20, 22,781.69 and 4,093.33

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Solution

The fourth proportional to 15,186.20, 22,781.69 and 4,093.33 is: 6,140.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,186.20 : 22,781.69 = 4,093.33 : x
  2. Step 2: Convert to fraction form
    15,186.20/22,781.69 = 4,093.33/x
  3. Step 3: Cross multiply
    15,186.20x = 22,781.69 × 4,093.33
  4. Step 4: Simplify right side
    15,186.20x = 93,252,975.13
  5. Step 5: Solve for x
    x = 93,252,975.13/15,186.20
  6. Step 6: Final answer
    x = 6,140.64

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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.