Home / 34,678.54-51,976.23-19,897.66

Finding the Fourth Proportional to 34,678.54, 51,976.23 and 19,897.66

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Solution

The fourth proportional to 34,678.54, 51,976.23 and 19,897.66 is: 29,822.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,678.54 : 51,976.23 = 19,897.66 : x
  2. Step 2: Convert to fraction form
    34,678.54/51,976.23 = 19,897.66/x
  3. Step 3: Cross multiply
    34,678.54x = 51,976.23 × 19,897.66
  4. Step 4: Simplify right side
    34,678.54x = 1,034,205,352.62
  5. Step 5: Solve for x
    x = 1,034,205,352.62/34,678.54
  6. Step 6: Final answer
    x = 29,822.63

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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.