Home / 41,252.54-61,878.17-13,172.42

Finding the Fourth Proportional to 41,252.54, 61,878.17 and 13,172.42

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Solution

The fourth proportional to 41,252.54, 61,878.17 and 13,172.42 is: 19,758.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,252.54 : 61,878.17 = 13,172.42 : x
  2. Step 2: Convert to fraction form
    41,252.54/61,878.17 = 13,172.42/x
  3. Step 3: Cross multiply
    41,252.54x = 61,878.17 × 13,172.42
  4. Step 4: Simplify right side
    41,252.54x = 815,084,868.82
  5. Step 5: Solve for x
    x = 815,084,868.82/41,252.54
  6. Step 6: Final answer
    x = 19,758.42

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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.