Home / 41,897.19-62,866.28-19,712.78

Finding the Fourth Proportional to 41,897.19, 62,866.28 and 19,712.78

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Solution

The fourth proportional to 41,897.19, 62,866.28 and 19,712.78 is: 29,578.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,897.19 : 62,866.28 = 19,712.78 : x
  2. Step 2: Convert to fraction form
    41,897.19/62,866.28 = 19,712.78/x
  3. Step 3: Cross multiply
    41,897.19x = 62,866.28 × 19,712.78
  4. Step 4: Simplify right side
    41,897.19x = 1,239,269,147.06
  5. Step 5: Solve for x
    x = 1,239,269,147.06/41,897.19
  6. Step 6: Final answer
    x = 29,578.81

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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.