Home / 25,169.90-37,672.70-18,504.64

Finding the Fourth Proportional to 25,169.90, 37,672.70 and 18,504.64

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Solution

The fourth proportional to 25,169.90, 37,672.70 and 18,504.64 is: 27,696.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,169.90 : 37,672.70 = 18,504.64 : x
  2. Step 2: Convert to fraction form
    25,169.90/37,672.70 = 18,504.64/x
  3. Step 3: Cross multiply
    25,169.90x = 37,672.70 × 18,504.64
  4. Step 4: Simplify right side
    25,169.90x = 697,119,470.44
  5. Step 5: Solve for x
    x = 697,119,470.44/25,169.90
  6. Step 6: Final answer
    x = 27,696.55

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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.