Home / 34,628.40-51,949.52-10,939.61

Finding the Fourth Proportional to 34,628.40, 51,949.52 and 10,939.61

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Solution

The fourth proportional to 34,628.40, 51,949.52 and 10,939.61 is: 16,411.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,628.40 : 51,949.52 = 10,939.61 : x
  2. Step 2: Convert to fraction form
    34,628.40/51,949.52 = 10,939.61/x
  3. Step 3: Cross multiply
    34,628.40x = 51,949.52 × 10,939.61
  4. Step 4: Simplify right side
    34,628.40x = 568,307,174.04
  5. Step 5: Solve for x
    x = 568,307,174.04/34,628.40
  6. Step 6: Final answer
    x = 16,411.59

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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.