Home / 11,032.21-16,548.29-4,791.42

Finding the Fourth Proportional to 11,032.21, 16,548.29 and 4,791.42

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Solution

The fourth proportional to 11,032.21, 16,548.29 and 4,791.42 is: 7,187.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,032.21 : 16,548.29 = 4,791.42 : x
  2. Step 2: Convert to fraction form
    11,032.21/16,548.29 = 4,791.42/x
  3. Step 3: Cross multiply
    11,032.21x = 16,548.29 × 4,791.42
  4. Step 4: Simplify right side
    11,032.21x = 79,289,801.68
  5. Step 5: Solve for x
    x = 79,289,801.68/11,032.21
  6. Step 6: Final answer
    x = 7,187.12

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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.