Home / 25,470.96-38,200.72-10,696.56

Finding the Fourth Proportional to 25,470.96, 38,200.72 and 10,696.56

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Solution

The fourth proportional to 25,470.96, 38,200.72 and 10,696.56 is: 16,042.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,470.96 : 38,200.72 = 10,696.56 : x
  2. Step 2: Convert to fraction form
    25,470.96/38,200.72 = 10,696.56/x
  3. Step 3: Cross multiply
    25,470.96x = 38,200.72 × 10,696.56
  4. Step 4: Simplify right side
    25,470.96x = 408,616,293.52
  5. Step 5: Solve for x
    x = 408,616,293.52/25,470.96
  6. Step 6: Final answer
    x = 16,042.44

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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.