Home / 19,310.44-28,933.26-13,452.52

Finding the Fourth Proportional to 19,310.44, 28,933.26 and 13,452.52

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Solution

The fourth proportional to 19,310.44, 28,933.26 and 13,452.52 is: 20,156.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,310.44 : 28,933.26 = 13,452.52 : x
  2. Step 2: Convert to fraction form
    19,310.44/28,933.26 = 13,452.52/x
  3. Step 3: Cross multiply
    19,310.44x = 28,933.26 × 13,452.52
  4. Step 4: Simplify right side
    19,310.44x = 389,225,258.82
  5. Step 5: Solve for x
    x = 389,225,258.82/19,310.44
  6. Step 6: Final answer
    x = 20,156.21

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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.