Home / 15,252.33-21,037.37-13,997.44

Finding the Fourth Proportional to 15,252.33, 21,037.37 and 13,997.44

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Solution

The fourth proportional to 15,252.33, 21,037.37 and 13,997.44 is: 19,306.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,252.33 : 21,037.37 = 13,997.44 : x
  2. Step 2: Convert to fraction form
    15,252.33/21,037.37 = 13,997.44/x
  3. Step 3: Cross multiply
    15,252.33x = 21,037.37 × 13,997.44
  4. Step 4: Simplify right side
    15,252.33x = 294,469,359.38
  5. Step 5: Solve for x
    x = 294,469,359.38/15,252.33
  6. Step 6: Final answer
    x = 19,306.51

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1.5x scale

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.