Home / 71,930.07-107,890.58-22,006.20

Finding the Fourth Proportional to 71,930.07, 107,890.58 and 22,006.20

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Solution

The fourth proportional to 71,930.07, 107,890.58 and 22,006.20 is: 33,007.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,930.07 : 107,890.58 = 22,006.20 : x
  2. Step 2: Convert to fraction form
    71,930.07/107,890.58 = 22,006.20/x
  3. Step 3: Cross multiply
    71,930.07x = 107,890.58 × 22,006.20
  4. Step 4: Simplify right side
    71,930.07x = 2,374,261,571.57
  5. Step 5: Solve for x
    x = 2,374,261,571.57/71,930.07
  6. Step 6: Final answer
    x = 33,007.91

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1.5x scale

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.