Home / 34,696.54-47,880.68-18,780.85

Finding the Fourth Proportional to 34,696.54, 47,880.68 and 18,780.85

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Solution

The fourth proportional to 34,696.54, 47,880.68 and 18,780.85 is: 25,917.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,696.54 : 47,880.68 = 18,780.85 : x
  2. Step 2: Convert to fraction form
    34,696.54/47,880.68 = 18,780.85/x
  3. Step 3: Cross multiply
    34,696.54x = 47,880.68 × 18,780.85
  4. Step 4: Simplify right side
    34,696.54x = 899,239,868.98
  5. Step 5: Solve for x
    x = 899,239,868.98/34,696.54
  6. Step 6: Final answer
    x = 25,917.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.