Home / 34,450.47-51,627.60-18,621.39

Finding the Fourth Proportional to 34,450.47, 51,627.60 and 18,621.39

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Solution

The fourth proportional to 34,450.47, 51,627.60 and 18,621.39 is: 27,906.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,450.47 : 51,627.60 = 18,621.39 : x
  2. Step 2: Convert to fraction form
    34,450.47/51,627.60 = 18,621.39/x
  3. Step 3: Cross multiply
    34,450.47x = 51,627.60 × 18,621.39
  4. Step 4: Simplify right side
    34,450.47x = 961,377,674.36
  5. Step 5: Solve for x
    x = 961,377,674.36/34,450.47
  6. Step 6: Final answer
    x = 27,906.08

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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.