Home / 25,764.75-38,652.64-7,995.03

Finding the Fourth Proportional to 25,764.75, 38,652.64 and 7,995.03

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Solution

The fourth proportional to 25,764.75, 38,652.64 and 7,995.03 is: 11,994.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,764.75 : 38,652.64 = 7,995.03 : x
  2. Step 2: Convert to fraction form
    25,764.75/38,652.64 = 7,995.03/x
  3. Step 3: Cross multiply
    25,764.75x = 38,652.64 × 7,995.03
  4. Step 4: Simplify right side
    25,764.75x = 309,028,851.44
  5. Step 5: Solve for x
    x = 309,028,851.44/25,764.75
  6. Step 6: Final answer
    x = 11,994.25

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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.