Home / 19,284.72-28,924.92-13,084.56

Finding the Fourth Proportional to 19,284.72, 28,924.92 and 13,084.56

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Solution

The fourth proportional to 19,284.72, 28,924.92 and 13,084.56 is: 19,625.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,284.72 : 28,924.92 = 13,084.56 : x
  2. Step 2: Convert to fraction form
    19,284.72/28,924.92 = 13,084.56/x
  3. Step 3: Cross multiply
    19,284.72x = 28,924.92 × 13,084.56
  4. Step 4: Simplify right side
    19,284.72x = 378,469,851.24
  5. Step 5: Solve for x
    x = 378,469,851.24/19,284.72
  6. Step 6: Final answer
    x = 19,625.37

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1.5x scale

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.