Home / 25,670.03-38,504.50-11,819.03

Finding the Fourth Proportional to 25,670.03, 38,504.50 and 11,819.03

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Solution

The fourth proportional to 25,670.03, 38,504.50 and 11,819.03 is: 17,728.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,670.03 : 38,504.50 = 11,819.03 : x
  2. Step 2: Convert to fraction form
    25,670.03/38,504.50 = 11,819.03/x
  3. Step 3: Cross multiply
    25,670.03x = 38,504.50 × 11,819.03
  4. Step 4: Simplify right side
    25,670.03x = 455,085,618.56
  5. Step 5: Solve for x
    x = 455,085,618.56/25,670.03
  6. Step 6: Final answer
    x = 17,728.29

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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.