Home / 15,170.82-22,756.22-4,783.38

Finding the Fourth Proportional to 15,170.82, 22,756.22 and 4,783.38

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Solution

The fourth proportional to 15,170.82, 22,756.22 and 4,783.38 is: 7,175.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,170.82 : 22,756.22 = 4,783.38 : x
  2. Step 2: Convert to fraction form
    15,170.82/22,756.22 = 4,783.38/x
  3. Step 3: Cross multiply
    15,170.82x = 22,756.22 × 4,783.38
  4. Step 4: Simplify right side
    15,170.82x = 108,851,647.62
  5. Step 5: Solve for x
    x = 108,851,647.62/15,170.82
  6. Step 6: Final answer
    x = 7,175.07

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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.