Home / 19,798.21-29,664.37-13,942.52

Finding the Fourth Proportional to 19,798.21, 29,664.37 and 13,942.52

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Solution

The fourth proportional to 19,798.21, 29,664.37 and 13,942.52 is: 20,890.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,798.21 : 29,664.37 = 13,942.52 : x
  2. Step 2: Convert to fraction form
    19,798.21/29,664.37 = 13,942.52/x
  3. Step 3: Cross multiply
    19,798.21x = 29,664.37 × 13,942.52
  4. Step 4: Simplify right side
    19,798.21x = 413,596,072.01
  5. Step 5: Solve for x
    x = 413,596,072.01/19,798.21
  6. Step 6: Final answer
    x = 20,890.58

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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.