Home / 34,390.05-51,619.85-17,761.97

Finding the Fourth Proportional to 34,390.05, 51,619.85 and 17,761.97

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Solution

The fourth proportional to 34,390.05, 51,619.85 and 17,761.97 is: 26,660.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,390.05 : 51,619.85 = 17,761.97 : x
  2. Step 2: Convert to fraction form
    34,390.05/51,619.85 = 17,761.97/x
  3. Step 3: Cross multiply
    34,390.05x = 51,619.85 × 17,761.97
  4. Step 4: Simplify right side
    34,390.05x = 916,869,880.20
  5. Step 5: Solve for x
    x = 916,869,880.20/34,390.05
  6. Step 6: Final answer
    x = 26,660.91

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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.