Home / 25,676.76-38,507.49-10,885.44

Finding the Fourth Proportional to 25,676.76, 38,507.49 and 10,885.44

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Solution

The fourth proportional to 25,676.76, 38,507.49 and 10,885.44 is: 16,324.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,676.76 : 38,507.49 = 10,885.44 : x
  2. Step 2: Convert to fraction form
    25,676.76/38,507.49 = 10,885.44/x
  3. Step 3: Cross multiply
    25,676.76x = 38,507.49 × 10,885.44
  4. Step 4: Simplify right side
    25,676.76x = 419,170,971.95
  5. Step 5: Solve for x
    x = 419,170,971.95/25,676.76
  6. Step 6: Final answer
    x = 16,324.92

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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.