Home / 25,343.44-38,015.20-6,876.88

Finding the Fourth Proportional to 25,343.44, 38,015.20 and 6,876.88

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Solution

The fourth proportional to 25,343.44, 38,015.20 and 6,876.88 is: 10,315.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,343.44 : 38,015.20 = 6,876.88 : x
  2. Step 2: Convert to fraction form
    25,343.44/38,015.20 = 6,876.88/x
  3. Step 3: Cross multiply
    25,343.44x = 38,015.20 × 6,876.88
  4. Step 4: Simplify right side
    25,343.44x = 261,425,968.58
  5. Step 5: Solve for x
    x = 261,425,968.58/25,343.44
  6. Step 6: Final answer
    x = 10,315.33

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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.