Home / 41,272.78-61,919.64-19,102.12

Finding the Fourth Proportional to 41,272.78, 61,919.64 and 19,102.12

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Solution

The fourth proportional to 41,272.78, 61,919.64 and 19,102.12 is: 28,658.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,272.78 : 61,919.64 = 19,102.12 : x
  2. Step 2: Convert to fraction form
    41,272.78/61,919.64 = 19,102.12/x
  3. Step 3: Cross multiply
    41,272.78x = 61,919.64 × 19,102.12
  4. Step 4: Simplify right side
    41,272.78x = 1,182,796,393.64
  5. Step 5: Solve for x
    x = 1,182,796,393.64/41,272.78
  6. Step 6: Final answer
    x = 28,658.03

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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.