Home / 19,729.44-29,532.24-10,936.08

Finding the Fourth Proportional to 19,729.44, 29,532.24 and 10,936.08

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Solution

The fourth proportional to 19,729.44, 29,532.24 and 10,936.08 is: 16,369.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,729.44 : 29,532.24 = 10,936.08 : x
  2. Step 2: Convert to fraction form
    19,729.44/29,532.24 = 10,936.08/x
  3. Step 3: Cross multiply
    19,729.44x = 29,532.24 × 10,936.08
  4. Step 4: Simplify right side
    19,729.44x = 322,966,939.22
  5. Step 5: Solve for x
    x = 322,966,939.22/19,729.44
  6. Step 6: Final answer
    x = 16,369.80

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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.