Home / 34,498.80-51,757.31-18,696.81

Finding the Fourth Proportional to 34,498.80, 51,757.31 and 18,696.81

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Solution

The fourth proportional to 34,498.80, 51,757.31 and 18,696.81 is: 28,050.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,498.80 : 51,757.31 = 18,696.81 : x
  2. Step 2: Convert to fraction form
    34,498.80/51,757.31 = 18,696.81/x
  3. Step 3: Cross multiply
    34,498.80x = 51,757.31 × 18,696.81
  4. Step 4: Simplify right side
    34,498.80x = 967,696,497.70
  5. Step 5: Solve for x
    x = 967,696,497.70/34,498.80
  6. Step 6: Final answer
    x = 28,050.15

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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.