Home / 19,686.44-29,500.49-16,201.22

Finding the Fourth Proportional to 19,686.44, 29,500.49 and 16,201.22

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Solution

The fourth proportional to 19,686.44, 29,500.49 and 16,201.22 is: 24,277.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,686.44 : 29,500.49 = 16,201.22 : x
  2. Step 2: Convert to fraction form
    19,686.44/29,500.49 = 16,201.22/x
  3. Step 3: Cross multiply
    19,686.44x = 29,500.49 × 16,201.22
  4. Step 4: Simplify right side
    19,686.44x = 477,943,821.60
  5. Step 5: Solve for x
    x = 477,943,821.60/19,686.44
  6. Step 6: Final answer
    x = 24,277.82

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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.