Home / 35,310.72-48,729.56-19,396.05

Finding the Fourth Proportional to 35,310.72, 48,729.56 and 19,396.05

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Solution

The fourth proportional to 35,310.72, 48,729.56 and 19,396.05 is: 26,766.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,310.72 : 48,729.56 = 19,396.05 : x
  2. Step 2: Convert to fraction form
    35,310.72/48,729.56 = 19,396.05/x
  3. Step 3: Cross multiply
    35,310.72x = 48,729.56 × 19,396.05
  4. Step 4: Simplify right side
    35,310.72x = 945,160,982.24
  5. Step 5: Solve for x
    x = 945,160,982.24/35,310.72
  6. Step 6: Final answer
    x = 26,766.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.