Home / 10,042.40-15,067.25-3,469.25

Finding the Fourth Proportional to 10,042.40, 15,067.25 and 3,469.25

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Solution

The fourth proportional to 10,042.40, 15,067.25 and 3,469.25 is: 5,205.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,042.40 : 15,067.25 = 3,469.25 : x
  2. Step 2: Convert to fraction form
    10,042.40/15,067.25 = 3,469.25/x
  3. Step 3: Cross multiply
    10,042.40x = 15,067.25 × 3,469.25
  4. Step 4: Simplify right side
    10,042.40x = 52,271,964.38
  5. Step 5: Solve for x
    x = 52,271,964.38/10,042.40
  6. Step 6: Final answer
    x = 5,205.13

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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.